Reference Source

Cleaning agents and solvents (flammable liquid)

For Cleaning agents and solvents (flammable liquid), carrier is USPS; restriction type is restricted; scope is domestic mail via surface transportation; conditions is Mailable if qualifies as Limited Quantity surface material and meets conditions; Packaging Instruction 3A must be followed, recorded from its source on 2026-08-04.

Item category
Cleaning agents and solvents (flammable liquid) unconfirmed
Carrier
USPS our reading
Restriction type
restricted our reading
Scope
domestic mail via surface transportation our reading
Conditions
Mailable if qualifies as Limited Quantity surface material and meets conditions; Packaging Instruction 3A must be followed unconfirmed
Sourcepe.usps.com
Verified2026-08-04
Review by2027-08-04
DatasetPostal shipping restrictions by item category

Values marked unconfirmed are shown, but we could not tie them to the quote below: Conditions, Item category. Read the quote and judge them yourself.

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

Cleaning Agents and Solvents: A flammable liquid. It is mailable if it qualifies as Limited Quantity surface materials and meet the conditions in 343.21 as applicable.

pe.usps.com, retrieved 2026-08-04

Source

Last verified against source: 2026-08-04. Scheduled for re-check by: 2027-08-04. This page as Markdown · OKF concept · full dataset as JSON.