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HomeUN NumbersClass 4.1UN3241
Hazard Class 4.1Packing Group III

UN Number

UN3241

2-Bromo-2-nitropropane-1,3-diol

Official source: 49 CFR 172.101 (eCFR)

Hazardous Materials Table entry

One row in 49 CFR 172.101 for UN3241.

Sym.DescriptionClassPGLabelsSpecial provisions8A8B8C9A9B10A10B
—2-Bromo-2-nitropropane-1,3-diol4.1III4.146, IB8, IP3151213None25 kg50 kgC12, 25, 40
  • Sym.: Column 1 symbols, 49 CFR 172.101(b).
  • Description: Column 2, the proper shipping name, 172.101(c).
  • Class: Column 3, hazard class or division, 172.101(d).
  • PG: Column 5, packing group, 172.101(f).
  • Labels: Column 6, label codes, 172.101(g).
  • Special provisions: Column 7, codes explained in 49 CFR 172.102, 172.101(h).
  • 8A / 8B / 8C: Packaging exceptions, non-bulk and bulk sections of 49 CFR part 173 (an entry of 202 means 173.202), 172.101(i).
  • 9A / 9B: Maximum quantity per package on passenger aircraft or rail, and on cargo aircraft only, 172.101(j).
  • 10A / 10B: Vessel stowage location and other stowage and handling codes, 172.101(k).

Division 4.1 — Flammable Solid

See the full class list

Flammable solid (Division 4.1) covers desensitized explosives, self-reactive materials that are thermally unstable and can undergo exothermic decomposition without participation of oxygen, and readily combustible solids.

Source: 49 CFR 173.124 (eCFR).

Previous / next UN number

UN3240Self-reactive solid type F, temperature controlledUN3242Azodicarbonamide

Nearby Class 4.1 UN Numbers

UN3237Self-reactive liquid type E, temperature controlledUN3238Self-reactive solid type E, temperature controlledUN3239Self-reactive liquid type F, temperature controlledUN3251Isosorbide-5-mononitrateUN3270Nitrocellulose membrane filters, with not more than 12.6% nitrogen, by dry massUN33172-Amino-4,6-Dinitrophenol, wetted with not less than 20 percent water by mass
View the full Class 4.1 list →

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