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Loading, transporting, and storing hazardous materials under U.S. regulations (49 CFR)
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Chemical of the Week: UN 3480 — Lithium ion batteries
Chemical searchUN, name, CAS, special provisionsSpecial Provisions49 CFR 172.102 codes — packaging, exceptions, mode rulesLoad InspectorInspector view: shipping paper, hazard-class placard reference, §172.504 trace, segregationSegregation check49 CFR 177.848 - load, transport, storageSegregation tableFull segregation matrix (49 CFR 177.848)ERG guidesEmergency Response Guidebook
Most searched this month
- UN 2794 - Batteries, wet, filled with acid, electric storage – Class 8, ERG 154
- UN 1045 - Fluorine, compressed – Class 2.3, ERG 124
- ID 8000 - Consumer commodity – Class 9
- UN 1950 - Aerosols, flammable, (each not exceeding 1 L capacity) – Class 2.1, ERG 126
- UN 3528 - Engine, internal combustion, flammable liquid powered or Engine, fuel cell, flammable liquid powered or Machinery, internal combustion, flammable liquid powered or Machinery, fuel cell, flammable liquid powered – Class 3, ERG 128
- UN 1575 - Calcium cyanide – Class 6.1, PG I, ERG 157
- UN 3268 - Safety devices, electrically initiated – Class 9, ERG 171
- UN 2800 - Batteries, wet, non-spillable, electric storage – Class 8, ERG 154
Latest updates
- Aug 2026Dark mode: Improved contrast across the site — navigation bar, segregation matrices (header labels), news cards, load suggestions / storage diagrams, Load Inspector panels, and form chrome. Toggle re…
- May 2026Load suggestions (Beta) (Load suggestions): New planning tool for 49 CFR §177.848 — optimized load groups for hazard-class segregation and for Class 1 compatibility groups. Available from the menu an…