Nitrogen, refrigerated liquid cryogenic liquid
For Nitrogen, refrigerated liquid cryogenic liquid, carrier is USPS; restriction type is prohibited; scope is domestic mail (air and surface); conditions is Hazard class 2.2, UN1977, packing group n/a; domestic mail air: Prohibited; domestic mail surface: Prohibited, recorded from its source on 2026-08-10.
- Item category
- Nitrogen, refrigerated liquid cryogenic liquid verified
- Carrier
- USPS our reading
- Restriction type
- prohibited our reading
- Scope
- domestic mail (air and surface) our reading
- Conditions
- Hazard class 2.2, UN1977, packing group n/a; domestic mail air: Prohibited; domestic mail surface: Prohibited verified
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.
What the source says
Nitrogen, refrigerated liquid cryogenic liquid 2.2 UN1977 n/a Prohibited Prohibited
— pe.usps.com, retrieved 2026-08-10
Source
- pe.usps.comhttps://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf