carrier string | conditions string | derived_fields list | id string | item_category string | packing_group string | restriction_type string | scope string | source string | source_quote string | url string | verified_fields list | disagreements list |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
USPS | Hazard class 2.2, UN3159, packing group n/a; domestic mail air: 2B; domestic mail surface: 2B | [
"carrier",
"restriction_type",
"scope"
] | usps-1-1-1-2-tetrafluoroethane-or-refrigerant-gas-r-134a | 1,1,1,2-Tetrafluoroethane or Refrigerant gas R 134a | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,1,1,2-Tetrafluoroethane or Refrigerant gas R 134a 2.2 UN3159 n/a 2B 2B | https://referencesource.org/shipping-restrictions-by-class/usps-1-1-1-2-tetrafluoroethane-or-refrigerant-gas-r-134a/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2831, packing group III; domestic mail air: 6A; domestic mail surface: 6A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-1-1-trichloroethane | 1,1,1-Trichloroethane | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,1,1-Trichloroethane 6.1 UN2831 III 6A 6A | https://referencesource.org/shipping-restrictions-by-class/usps-1-1-1-trichloroethane/ | [
"item_category"
] | null |
USPS | Hazard class 2.1, UN2035, packing group n/a; domestic mail air: Prohibited; domestic mail surface: 2A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-1-1-trifluoroethane-compressed-or-refrigerant-gas-r-143a | 1,1,1-Trifluoroethane, compressed or Refrigerant gas R 143a | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,1,1-Trifluoroethane, compressed or Refrigerant gas R 143a 2.1 UN2035 n/a Prohibited 2A | https://referencesource.org/shipping-restrictions-by-class/usps-1-1-1-trifluoroethane-compressed-or-refrigerant-gas-r-143a/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN1702, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-1-2-2-tetrachloroethane | 1,1,2,2-Tetrachloroethane | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,1,2,2-Tetrachloroethane 6.1 UN1702 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-1-2-2-tetrachloroethane/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-1-diazoaminonaphthalene | 1,1’-Diazoaminonaphthalene | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,1’-Diazoaminonaphthalene Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-1-diazoaminonaphthalene/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2650, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-1-dichloro-1-nitroethane | 1,1-Dichloro-1-nitroethane | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,1-Dichloro-1-nitroethane 6.1 UN2650 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-1-dichloro-1-nitroethane/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2362, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-1-dichloroethane | 1,1-Dichloroethane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,1-Dichloroethane 3 UN2362 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-1-dichloroethane/ | [
"item_category"
] | null |
USPS | Hazard class 2.1, UN1030, packing group n/a; domestic mail air: Prohibited; domestic mail surface: 2A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-1-difluoroethane-or-refrigerant-gas-r-152a | 1,1-Difluoroethane or Refrigerant gas R 152a | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,1-Difluoroethane or Refrigerant gas R 152a 2.1 UN1030 n/a Prohibited 2A | https://referencesource.org/shipping-restrictions-by-class/usps-1-1-difluoroethane-or-refrigerant-gas-r-152a/ | [
"item_category"
] | null |
USPS | Hazard class 2.1, UN1959, packing group n/a; domestic mail air: Prohibited; domestic mail surface: 2A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-1-difluoroethylene-or-refrigerant-gas-r-1132a | 1,1-Difluoroethylene or Refrigerant gas R 1132a | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,1-Difluoroethylene or Refrigerant gas R 1132a 2.1 UN1959 n/a Prohibited 2A | https://referencesource.org/shipping-restrictions-by-class/usps-1-1-difluoroethylene-or-refrigerant-gas-r-1132a/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2377, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-1-dimethoxyethane | 1,1-Dimethoxyethane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,1-Dimethoxyethane 3 UN2377 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-1-dimethoxyethane/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-1-dinitroethane-dry | 1,1-Dinitroethane (dry) | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,1-Dinitroethane (dry) Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-1-dinitroethane-dry/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2498, packing group III; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-3-6-tetrahydrobenzaldehyde | 1,2,3,6-Tetrahydrobenzaldehyde | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2,3,6-Tetrahydrobenzaldehyde 3 UN2498 III Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-3-6-tetrahydrobenzaldehyde/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2410, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-3-6-tetrahydropyridine | 1,2,3,6-Tetrahydropyridine | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2,3,6-Tetrahydropyridine 3 UN2410 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-3-6-tetrahydropyridine/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-4-butanetriol-trinitrate | 1,2,4-Butanetriol trinitrate | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2,4-Butanetriol trinitrate Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-4-butanetriol-trinitrate/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN3022, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-butylene-oxide-stabilized | 1,2-Butylene oxide, stabilized | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2-Butylene oxide, stabilized 3 UN3022 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-butylene-oxide-stabilized/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2372, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-di-dimethylamino-ethane | 1,2-Di-(dimethylamino)ethane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2-Di-(dimethylamino)ethane 3 UN2372 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-di-dimethylamino-ethane/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-diazidoethane | 1,2-Diazidoethane | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2-Diazidoethane Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-diazidoethane/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2648, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-dibromobutan-3-one | 1,2-Dibromobutan-3-one | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2-Dibromobutan-3-one 6.1 UN2648 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-dibromobutan-3-one/ | [
"item_category"
] | null |
USPS | Hazard class 2.2, UN1958, packing group n/a; domestic mail air: 2B; domestic mail surface: 2B | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-dichloro-1-1-2-2-tetrafluoroethane-or-refrigerant-gas-r-114 | 1,2-Dichloro-1,1,2,2- Tetrafluoroethane or Refrigerant gas R 114 | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2-Dichloro-1,1,2,2- Tetrafluoroethane or Refrigerant gas R 114 2.2 UN1958 n/a 2B 2B | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-dichloro-1-1-2-2-tetrafluoroethane-or-refrigerant-gas-r-114/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN1150, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-dichloroethylene | 1,2-Dichloroethylene | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2-Dichloroethylene 3 UN1150 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-dichloroethylene/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN1279, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-dichloropropane | 1,2-Dichloropropane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2-Dichloropropane 3 UN1279 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-dichloropropane/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2252, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-dimethoxyethane | 1,2-Dimethoxyethane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2-Dimethoxyethane 3 UN2252 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-dimethoxyethane/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-dinitroethane | 1,2-Dinitroethane | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2-Dinitroethane Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-dinitroethane/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2752, packing group III; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-epoxy-3-ethoxypropane | 1,2-Epoxy-3-ethoxypropane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2-Epoxy-3-ethoxypropane 3 UN2752 III Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-epoxy-3-ethoxypropane/ | [
"item_category"
] | null |
USPS | Hazard class 8, UN2258, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-2-propylenediamine | 1,2-Propylenediamine | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,2-Propylenediamine 8 UN2258 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-2-propylenediamine/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-3-5-trimethyl-2-4-6-trinitrobenzene | 1,3,5-Trimethyl-2,4,6-trinitrobenzene | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,3,5-Trimethyl-2,4,6-trinitrobenzene Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-3-5-trimethyl-2-4-6-trinitrobenzene/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2325, packing group III; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-3-5-trimethylbenzene | 1,3,5-Trimethylbenzene | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,3,5-Trimethylbenzene 3 UN2325 III Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-3-5-trimethylbenzene/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-3-5-trinitronaphthalene | 1,3,5-Trinitronaphthalene | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,3,5-Trinitronaphthalene Forbidden Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-3-5-trinitronaphthalene/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-3-diazopropane | 1,3-Diazopropane | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,3-Diazopropane Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-3-diazopropane/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2649, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-3-dichloroacetone | 1,3-Dichloroacetone | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,3-Dichloroacetone 6.1 UN2649 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-3-dichloroacetone/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2750, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-3-dichloropropanol2 | 1,3-Dichloropropanol2 | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,3-Dichloropropanol2 6.1 UN2750 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-3-dichloropropanol2/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2379, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-3-dimethylbutylamine | 1,3-Dimethylbutylamine | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,3-Dimethylbutylamine 3 UN2379 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-3-dimethylbutylamine/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-3-dinitro-4-5-dinitrosobenzene | 1,3-Dinitro-4,5-dinitrosobenzene | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,3-Dinitro-4,5-dinitrosobenzene Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-3-dinitro-4-5-dinitrosobenzene/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-3-dinitro-5-5-dimethyl-hydantoin | 1,3-Dinitro-5,5-dimethyl hydantoin | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,3-Dinitro-5,5-dimethyl hydantoin Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-3-dinitro-5-5-dimethyl-hydantoin/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2716, packing group III; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-4-butynediol | 1,4-Butynediol | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,4-Butynediol 6.1 UN2716 III Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-4-butynediol/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-4-dinitro-1-1-4-4-tetramethylolbutanetetranitrate-dry | 1,4-Dinitro-1,1,4,4- tetramethylolbutanetetranitrate (dry) | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,4-Dinitro-1,1,4,4- tetramethylolbutanetetranitrate (dry) Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-4-dinitro-1-1-4-4-tetramethylolbutanetetranitrate-dry/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2518, packing group III; domestic mail air: 6A; domestic mail surface: 6A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-5-9-cyclododecatriene | 1,5,9-Cyclododecatriene | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,5,9-Cyclododecatriene 6.1 UN2518 III 6A 6A | https://referencesource.org/shipping-restrictions-by-class/usps-1-5-9-cyclododecatriene/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-7-octadiene-3-5-diyne1-8-dimethoxy-9-octadecynoic-acid | 1,7-Octadiene-3,5-diyne1,8- dimethoxy- 9-octadecynoic acid | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,7-Octadiene-3,5-diyne1,8- dimethoxy- 9-octadecynoic acid Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-7-octadiene-3-5-diyne1-8-dimethoxy-9-octadecynoic-acid/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-8-dihydroxy-2-4-5-7-tetranitroanthraquinone-chrysamminic-acid | 1,8-Dihydroxy-2,4,5,7- tetranitroanthraquinone (chrysamminic acid) | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,8-Dihydroxy-2,4,5,7- tetranitroanthraquinone (chrysamminic acid) Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-8-dihydroxy-2-4-5-7-tetranitroanthraquinone-chrysamminic-acid/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-9-dinitroxy-pentamethylene2-4-6-8tetramine-dry | 1,9-Dinitroxy pentamethylene2,4,6,8tetramine (dry) | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1,9-Dinitroxy pentamethylene2,4,6,8tetramine (dry) Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-9-dinitroxy-pentamethylene2-4-6-8tetramine-dry/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2688, packing group III; domestic mail air: 6A; domestic mail surface: 6A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-bromo-3-chloropropane | 1-Bromo-3-chloropropane | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Bromo-3-chloropropane 6.1 UN2688 III 6A 6A | https://referencesource.org/shipping-restrictions-by-class/usps-1-bromo-3-chloropropane/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2341, packing group III; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-bromo-3-methylbutane | 1-Bromo-3-methylbutane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Bromo-3-methylbutane 3 UN2341 III Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-bromo-3-methylbutane/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-bromo-3-nitrobenzene-unstable-at-56-c | 1-Bromo-3-nitrobenzene (unstable at 56° C) | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Bromo-3-nitrobenzene (unstable at 56° C) Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-bromo-3-nitrobenzene-unstable-at-56-c/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN1126, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-bromobutane | 1-Bromobutane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Bromobutane 3 UN1126 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-bromobutane/ | [
"item_category"
] | null |
USPS | Hazard class 2.1, UN2517, packing group n/a; domestic mail air: Prohibited; domestic mail surface: 2A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-chloro-1-1-difluoroethane-or-refrigerant-gas-r-142b | 1-Chloro-1,1-difluoroethane or Refrigerant gas R 142b | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Chloro-1,1-difluoroethane or Refrigerant gas R 142b 2.1 UN2517 n/a Prohibited 2A | https://referencesource.org/shipping-restrictions-by-class/usps-1-chloro-1-1-difluoroethane-or-refrigerant-gas-r-142b/ | [
"item_category"
] | null |
USPS | Hazard class 2.2, UN1021, packing group n/a; domestic mail air: 2B; domestic mail surface: 2B | [
"carrier",
"restriction_type",
"scope"
] | usps-1-chloro-1-2-2-2-tetrafluoroethane-or-refrigerant-gas-r-124 | 1-Chloro-1,2,2,2-tetrafluoroethane or Refrigerant gas R 124 | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Chloro-1,2,2,2-tetrafluoroethaneor Refrigerant gas R 124 2.2 UN1021 n/a 2B 2B | https://referencesource.org/shipping-restrictions-by-class/usps-1-chloro-1-2-2-2-tetrafluoroethane-or-refrigerant-gas-r-124/ | [
"item_category"
] | null |
USPS | Hazard class 2.2, UN1021, packing group n/a; domestic mail air: 2B; domestic mail surface: 2B | [
"carrier",
"restriction_type",
"scope"
] | usps-1-chloro-1-2-2-2-tetrafluoroethaneor-refrigerant-gas-r-124 | 1-Chloro-1,2,2,2-tetrafluoroethaneor Refrigerant gas R 124 | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Chloro-1,2,2,2-tetrafluoroethaneor Refrigerant gas R 124 2.2 UN1021 n/a 2B 2B | https://referencesource.org/shipping-restrictions-by-class/usps-1-chloro-1-2-2-2-tetrafluoroethaneor-refrigerant-gas-r-124/ | [
"item_category"
] | null |
USPS | Hazard class 2.2, UN1983, packing group n/a; domestic mail air: 2B; domestic mail surface: 2B | [
"carrier",
"restriction_type",
"scope"
] | usps-1-chloro-2-2-2-trifluoroethane-or-refrigerant-gas-r-133a | 1-Chloro-2,2,2-trifluoroethane or Refrigerant gas R 133a | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Chloro-2,2,2-trifluoroethane or Refrigerant gas R 133a 2.2 UN1983 n/a 2B 2B | https://referencesource.org/shipping-restrictions-by-class/usps-1-chloro-2-2-2-trifluoroethane-or-refrigerant-gas-r-133a/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN1278, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-chloropropane | 1-Chloropropane | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Chloropropane 3 UN1278 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-chloropropane/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2386, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-ethylpiperidine | 1-Ethylpiperidine | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Ethylpiperidine 3 UN2386 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-ethylpiperidine/ | [
"item_category"
] | null |
USPS | Hazard class 1.1D, UN0504, packing group n/a; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1h-tetrazole | 1H-Tetrazole | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1H-Tetrazole 1.1D UN0504 n/a Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1h-tetrazole/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2370, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-hexene | 1-Hexene | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Hexene 3 UN2370 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-hexene/ | [
"item_category"
] | null |
USPS | Hazard class 4.1, UN3474, packing group I; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-hydroxybenzotriazole-monohydrate | 1-Hydroxybenzotriazole, monohydrate | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Hydroxybenzotriazole, monohydrate 4.1 UN3474 I Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-hydroxybenzotriazole-monohydrate/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN3092, packing group III; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-methoxy-2-propanol | 1-Methoxy-2-propanol | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Methoxy-2-propanol 3 UN3092 III Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-methoxy-2-propanol/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2399, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-1-methylpiperidine | 1-Methylpiperidine | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Methylpiperidine 3 UN2399 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-methylpiperidine/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-1-nitrohydantoin | 1-Nitrohydantoin | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Nitrohydantoin Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-1-nitrohydantoin/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN1108, packing group I; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-pentene-n-amylene | 1-Pentene (n-amylene) | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Pentene (n-amylene) 3 UN1108 I Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-1-pentene-n-amylene/ | [
"item_category"
] | null |
USPS | Hazard class 8, UN2705, packing group II; domestic mail air: 8A; domestic mail surface: 8A | [
"carrier",
"restriction_type",
"scope"
] | usps-1-pentol | 1-Pentol | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 1-Pentol 8 UN2705 II 8A 8A | https://referencesource.org/shipping-restrictions-by-class/usps-1-pentol/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-2-3-4-4-6-hexanitrodiphenylamine | 2,2’,3’,4,4’,6- Hexanitrodiphenylamine | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,2’,3’,4,4’,6- Hexanitrodiphenylamine Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-2-3-4-4-6-hexanitrodiphenylamine/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-2-4-4-6-6-hexanitro-3-3-dihydroxyazobenzene-dry | 2,2’,4,4’,6,6’-Hexanitro-3,3’- dihydroxyazobenzene (dry) | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,2’,4,4’,6,6’-Hexanitro-3,3’- dihydroxyazobenzene (dry) Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-2-4-4-6-6-hexanitro-3-3-dihydroxyazobenzene-dry/ | [
"item_category"
] | null |
USPS | Hazard class 8, UN3055, packing group III; domestic mail air: 8A; domestic mail surface: 8A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-2-aminoethoxy-ethanol | 2-(2-Aminoethoxy) ethanol | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-(2-Aminoethoxy) ethanol 8 UN3055 III 8A 8A | https://referencesource.org/shipping-restrictions-by-class/usps-2-2-aminoethoxy-ethanol/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-2-di-tert-butylperoxy-butane-with-more-than-55-percent-in-solution | 2,2-Di-(tert-butylperoxy) butane, with more than 55 percent in solution | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,2-Di-(tert-butylperoxy) butane, with more than 55 percent in solution Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-2-di-tert-butylperoxy-butane-with-more-than-55-percent-in-solution/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN1916, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-2-2-dichlorodiethyl-ether | 2,2’-Dichlorodiethyl ether | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,2’-Dichlorodiethyl ether 6.1 UN1916 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-2-dichlorodiethyl-ether/ | [
"item_category"
] | null |
USPS | Hazard class 2.1, UN2044, packing group n/a; domestic mail air: Prohibited; domestic mail surface: 2A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-2-dimethylpropane | 2,2-Dimethylpropane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,2-Dimethylpropane 2.1 UN2044 n/a Prohibited 2A | https://referencesource.org/shipping-restrictions-by-class/usps-2-2-dimethylpropane/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-2-dinitrostilbene | 2,2-Dinitrostilbene | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,2-Dinitrostilbene Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-2-dinitrostilbene/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-3-4-4-6-6-hexanitrodiphenylether | 2,3’,4,4’,6,6’-Hexanitrodiphenylether | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,3’,4,4’,6,6’-Hexanitrodiphenylether Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-3-4-4-6-6-hexanitrodiphenylether/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-3-4-6-tetranitrophenol | 2,3,4,6-Tetranitrophenol | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,3,4,6-Tetranitrophenol Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-3-4-6-tetranitrophenol/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-3-4-6-tetranitrophenyl-methyl-nitramine | 2,3,4,6-Tetranitrophenyl methyl nitramine | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,3,4,6-Tetranitrophenyl methyl nitramine Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-3-4-6-tetranitrophenyl-methyl-nitramine/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-3-4-6-tetranitrophenylnitramine | 2,3,4,6-Tetranitrophenylnitramine | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,3,4,6-Tetranitrophenylnitramine Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-3-4-6-tetranitrophenylnitramine/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-3-5-6-tetranitroso-1-4-dinitrobenzene | 2,3,5,6-Tetranitroso-1,4- dinitrobenzene | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,3,5,6-Tetranitroso-1,4- dinitrobenzene Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-3-5-6-tetranitroso-1-4-dinitrobenzene/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-3-5-6-tetranitroso-nitrobenzene-dry | 2,3,5,6-Tetranitroso nitrobenzene (dry) | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,3,5,6-Tetranitroso nitrobenzene (dry) Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-3-5-6-tetranitroso-nitrobenzene-dry/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2376, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-3-dihydropyran | 2,3-Dihydropyran | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,3-Dihydropyran 3 UN2376 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-2-3-dihydropyran/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2457, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-3-dimethylbutane | 2,3-Dimethylbutane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,3-Dimethylbutane 3 UN2457 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-2-3-dimethylbutane/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-4-6-trinitro-1-3-5-triazido-benzene-dry | 2,4,6-Trinitro-1,3,5-triazido benzene (dry) | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,4,6-Trinitro-1,3,5-triazido benzene (dry) Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-4-6-trinitro-1-3-5-triazido-benzene-dry/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-4-6-trinitro-1-3-diazobenzene | 2,4,6-Trinitro-1,3-diazobenzene | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,4,6-Trinitro-1,3-diazobenzene Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-4-6-trinitro-1-3-diazobenzene/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-4-6-trinitrophenyl-guanidine-dry | 2,4,6-Trinitrophenyl guanidine (dry) | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,4,6-Trinitrophenyl guanidine (dry) Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-4-6-trinitrophenyl-guanidine-dry/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-4-6-trinitrophenyl-nitramine | 2,4,6-Trinitrophenyl nitramine | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,4,6-Trinitrophenyl nitramine Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-4-6-trinitrophenyl-nitramine/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-4-6-trinitrophenyl-trimethylol-methyl-nitramine-trinitrate-dry | 2,4,6-Trinitrophenyl trimethylol methyl nitramine trinitrate (dry) | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,4,6-Trinitrophenyl trimethylol methyl nitramine trinitrate (dry) Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-4-6-trinitrophenyl-trimethylol-methyl-nitramine-trinitrate-dry/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-4-6-trinitroso-3-methyl-nitraminoanisole | 2,4,6-Trinitroso-3-methyl nitraminoanisole | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,4,6-Trinitroso-3-methyl nitraminoanisole Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-4-6-trinitroso-3-methyl-nitraminoanisole/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-4-dinitro-1-3-5-trimethylbenzene | 2,4-Dinitro-1,3,5-trimethylbenzene | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,4-Dinitro-1,3,5-trimethylbenzene Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-4-dinitro-1-3-5-trimethylbenzene/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-4dinitroresorcinol-heavy-metal-salts-of-dry | 2,-4Dinitroresorcinol (heavy metal salts of) (dry) | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,-4Dinitroresorcinol (heavy metal salts of) (dry) Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-4dinitroresorcinol-heavy-metal-salts-of-dry/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN1709, packing group III; domestic mail air: 6A; domestic mail surface: 6A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-4-toluylenediamine-solid-or-2-4-toluenediamine-solid | 2,4-Toluylenediamine, solid or 2,4- Toluenediamine, solid | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,4-Toluylenediamine, solid or 2,4- Toluenediamine, solid 6.1 UN1709 III 6A 6A | https://referencesource.org/shipping-restrictions-by-class/usps-2-4-toluylenediamine-solid-or-2-4-toluenediamine-solid/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN3418, packing group III; domestic mail air: 6A; domestic mail surface: 6A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-4-toluylenediamine-solution-or-2-4-toluenediamine-solution | 2,4-Toluylenediamine, solution or 2,4-Toluenediamine, solution | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,4-Toluylenediamine, solution or 2,4-Toluenediamine, solution 6.1 UN3418 III 6A 6A | https://referencesource.org/shipping-restrictions-by-class/usps-2-4-toluylenediamine-solution-or-2-4-toluenediamine-solution/ | [
"item_category"
] | null |
USPS | Listed as Forbidden in the Pub 52 Appendix A mailability guide; Prohibited in domestic mail by air and by surface. | [
"carrier",
"restriction_type",
"scope"
] | usps-2-5-dimethyl-2-5-dihydroperoxy-hexane-with-more-than-82-percent-with-water | 2,5-Dimethyl-2,5-dihydroperoxy hexane, with more than 82 percent with water | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2,5-Dimethyl-2,5-dihydroperoxy hexane, with more than 82 percent with water Forbidden Prohibited Prohibited Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-5-dimethyl-2-5-dihydroperoxy-hexane-with-more-than-82-percent-with-water/ | [
"item_category"
] | null |
USPS | Hazard class 4.1, UN3317, packing group I; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-2-amino-4-6-dinitrophenol-wetted-with-not-less-than-20-percent-water-by-mass | 2-Amino-4,6-Dinitrophenol, wetted with not less than 20 percent water by mass | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Amino-4,6-Dinitrophenol, wetted with not less than 20 percent water by mass 4.1 UN3317 I Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-amino-4-6-dinitrophenol-wetted-with-not-less-than-20-percent-water-by-mass/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2673, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-2-amino-4-chlorophenol | 2-Amino-4-chlorophenol | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Amino-4-chlorophenol 6.1 UN2673 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-amino-4-chlorophenol/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2946, packing group III; domestic mail air: 6A; domestic mail surface: 6A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-amino-5-diethylaminopentane | 2-Amino-5-diethylaminopentane | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Amino-5-diethylaminopentane 6.1 UN2946 III 6A 6A | https://referencesource.org/shipping-restrictions-by-class/usps-2-amino-5-diethylaminopentane/ | [
"item_category"
] | null |
USPS | Hazard class 4.1, UN3241, packing group III; domestic mail air: Prohibited; domestic mail surface: 4A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-bromo-2-nitropropane-1-3-diol | 2-Bromo-2-nitropropane-1,3-diol | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Bromo-2-nitropropane-1,3-diol 4.1 UN3241 III Prohibited 4A | https://referencesource.org/shipping-restrictions-by-class/usps-2-bromo-2-nitropropane-1-3-diol/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2339, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-bromobutane | 2-Bromobutane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Bromobutane 3 UN2339 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-2-bromobutane/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2340, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-bromoethyl-ethyl-ether | 2-Bromoethyl ethyl ether | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Bromoethyl ethyl ether 3 UN2340 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-2-bromoethyl-ethyl-ether/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2343, packing group II; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-bromopentane | 2-Bromopentane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Bromopentane 3 UN2343 II Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-2-bromopentane/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2232, packing group I; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-2-chloroethanal | 2-Chloroethanal | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Chloroethanal 6.1 UN2232 I Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-chloroethanal/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2356, packing group I; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-chloropropane | 2-Chloropropane | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Chloropropane 3 UN2356 I Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-2-chloropropane/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2456, packing group I; domestic mail air: Prohibited; domestic mail surface: 3A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-chloropropene | 2-Chloropropene | null | restricted | domestic mail: surface only (air prohibited) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Chloropropene 3 UN2456 I Prohibited 3A | https://referencesource.org/shipping-restrictions-by-class/usps-2-chloropropene/ | [
"item_category"
] | null |
USPS | Hazard class 8, UN2511, packing group III; domestic mail air: 8A; domestic mail surface: 8A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-chloropropionic-acid | 2-Chloropropionic acid | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Chloropropionic acid 8 UN2511 III 8A 8A | https://referencesource.org/shipping-restrictions-by-class/usps-2-chloropropionic-acid/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN2822, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-2-chloropyridine | 2-Chloropyridine | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Chloropyridine 6.1 UN2822 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-chloropyridine/ | [
"item_category"
] | null |
USPS | Hazard class 8, UN2686, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-2-diethylaminoethanol | 2-Diethylaminoethanol | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Diethylaminoethanol 8 UN2686 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-diethylaminoethanol/ | [
"item_category"
] | null |
USPS | Hazard class 3, UN2378, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-2-dimethylaminoacetonitrile | 2-Dimethylaminoacetonitrile | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Dimethylaminoacetonitrile 3 UN2378 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-dimethylaminoacetonitrile/ | [
"item_category"
] | null |
USPS | Hazard class 8, UN2051, packing group II; domestic mail air: 8A; domestic mail surface: 8A | [
"carrier",
"restriction_type",
"scope"
] | usps-2-dimethylaminoethanol | 2-Dimethylaminoethanol | null | restricted | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Dimethylaminoethanol 8 UN2051 II 8A 8A | https://referencesource.org/shipping-restrictions-by-class/usps-2-dimethylaminoethanol/ | [
"item_category"
] | null |
USPS | Hazard class 6.1, UN3302, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited | [
"carrier",
"restriction_type",
"scope"
] | usps-2-dimethylaminoethyl-acrylate | 2-Dimethylaminoethyl acrylate | null | prohibited | domestic mail (air and surface) | https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf | 2-Dimethylaminoethyl acrylate 6.1 UN3302 II Prohibited Prohibited | https://referencesource.org/shipping-restrictions-by-class/usps-2-dimethylaminoethyl-acrylate/ | [
"item_category"
] | null |
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