Reference Source

Formic acid with not less than 5 percent but less than 10 percent acid by mass · USPS

What is the restriction type for Formic acid with not less than 5 percent but less than 10 percent acid by mass · USPS?

For Formic acid with not less than 5 percent but less than 10 percent acid by mass, carrier is USPS; restriction type is restricted; scope is domestic mail (air and surface); conditions is Hazard class 8, UN3412, packing group III; domestic mail air: 8A; domestic mail surface: 8A, recorded from its source on 2026-08-10.

Formic acid with not less than 5 percent but less than 10 percent acid by mass 8 UN3412 III 8A 8A

— pe.usps.com, retrieved 2026-08-10

Item or substance
Formic acid with not less than 5 percent but less than 10 percent acid by mass verified
Carrier
USPS our reading
Restriction type
restricted our reading
Scope
domestic mail (air and surface) our reading
Conditions
Hazard class 8, UN3412, packing group III; domestic mail air: 8A; domestic mail surface: 8A
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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