Hazmat Dangerous Goods UN Number & Packing Group Auditor
Validates UN numbers and packing group assignments for hazardous materials shipping papers.
Notice: engineering verification utility. Use test or de-identified data and verify results independently before relying on them.
How it works
Standard: DOT 49 CFR / UN Model Regulations for Dangerous Goods
Formula: UN number 4-digit numeric verification and valid packing group designation (I, II, III)
Checks: 4-digit UN prefix format; valid packing group罗马 numerals
Calculated locally in browser memory; nothing leaves your browser.
Deterministic local-first client-side execution. Provided as-is without warranty.