---
type: restriction
id: usps-photographic-mixtures-corrosive-liquid-solutions
asset: shipping-restrictions-by-class
title: "Photographic mixtures — corrosive liquid solutions — Postal shipping restrictions by item category"
sources:
  - https://pe.usps.com/text/pub52/pub52c3_027.htm
source_quote: "Photographic Mixtures: Acceptable if the corrosive liquid solutions for preparing photographic processing mixtures can qualify as a Limited Quantity air or Limited Quantity surface material."
generated: true
harvested: 2026-08-04
stale_after: 2027-08-04
item_category: "Photographic mixtures — corrosive liquid solutions"
carrier: "USPS"
restriction_type: "restricted"
scope: "domestic mail via air or surface transportation"
conditions: "Acceptable if qualifies as Limited Quantity air or surface; Packaging Instruction 8A must be followed; may be co-packed with non-hazardous dry chemicals"
verified: false
unverified_fields: carrier, conditions, item_category
---
**Item category:** Photographic mixtures — corrosive liquid solutions

**Carrier:** USPS

**Restriction type:** restricted

**Scope:** domestic mail via air or surface transportation

**Conditions:** Acceptable if qualifies as Limited Quantity air or surface; Packaging Instruction 8A must be followed; may be co-packed with non-hazardous dry chemicals

> Photographic Mixtures: Acceptable if the corrosive liquid solutions for preparing photographic processing mixtures can qualify as a Limited Quantity air or Limited Quantity surface material.

Source: <https://pe.usps.com/text/pub52/pub52c3_027.htm>