Reference Source

Ammonium sulfide solution · USPS

What is the restriction type for Ammonium sulfide solution · USPS?

For Ammonium sulfide solution, carrier is USPS; restriction type is prohibited; scope is domestic mail (air and surface); conditions is Hazard class 8, UN2683, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited, recorded from its source on 2026-08-10.

Ammonium sulfide solution 8 UN2683 II Prohibited Prohibited

— pe.usps.com, retrieved 2026-08-10

Item or substance
Ammonium sulfide solution verified
Carrier
USPS our reading
Restriction type
prohibited our reading
Scope
domestic mail (air and surface) our reading
Conditions
Hazard class 8, UN2683, packing group II; domestic mail air: Prohibited; domestic mail surface: Prohibited
Sourcepe.usps.com
Verified
Review by
DatasetWhat can be mailed: USPS hazardous materials, plus item rules for post and couriers

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

Source

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