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Loading, transporting, and storing hazardous materials under U.S. regulations (49 CFR)

Chemical of the Week: UN 1230 - Methanol

Chemical searchUN, name, CAS, special provisionsLoad 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

  1. UN 2794 - Batteries, wet, filled with acid, electric storage – Class 8, ERG 154
  2. UN 1006 - Argon, compressed – Class 2.2, ERG 121
  3. UN 1993 - Flammable liquids, n.o.s. – Class 3, PG I, ERG 128
  4. ID 8000 - Consumer commodity – Class 9
  5. n/a - Batteries, dry, sealed, n.o.s.

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…

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