Reference Source

Titanium sponge granules or Titanium sponge powders · USPS

What is the restriction type for Titanium sponge granules or Titanium sponge powders · USPS?

For Titanium sponge granules or Titanium sponge powders, carrier is USPS; restriction type is prohibited; scope is domestic mail (air and surface); conditions is Hazard class 4.1, UN2878, packing group III; domestic mail air: Prohibited; domestic mail surface: Prohibited, recorded from its source on 2026-08-10.

Titanium sponge granules or Titanium sponge powders 4.1 UN2878 III Prohibited Prohibited

— pe.usps.com, retrieved 2026-08-10

Item or substance
Titanium sponge granules or Titanium sponge powders verified
Carrier
USPS our reading
Restriction type
prohibited our reading
Scope
domestic mail (air and surface) our reading
Conditions
Hazard class 4.1, UN2878, packing group III; 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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