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HomeUN NumbersClass 8UN2922
Hazard Class 8Packing Group I/II/III

UN Number

UN2922

Corrosive liquids, toxic, n.o.s.

Official source: 49 CFR 172.101 (eCFR)

Hazardous Materials Table entry

3 rows in 49 CFR 172.101 for UN2922.

Sym.DescriptionClassPGLabelsSpecial provisions8A8B8C9A9B10A10B
GCorrosive liquids, toxic, n.o.s.8I8, 6.1A4, A7, B10, T14, TP2, TP13, TP27None2012430.5 L2.5 LB40
GCorrosive liquids, toxic, n.o.s.8II8, 6.1B3, IB2, T7, TP21542022431 L30 LB40
GCorrosive liquids, toxic, n.o.s.8III8, 6.1IB3, T7, TP1, TP281542032415 L60 LB40
  • 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).

Class 8 — Corrosive Material

See the full class list

"Corrosive material" (Class 8) is a liquid or solid that causes irreversible damage to human skin at the site of contact within a specified period of time, or a liquid (or solid that may become liquid in transportation) with a severe corrosion rate on steel or aluminum.

Source: 49 CFR 173.136 (eCFR).

Previous / next UN number

UN2921Corrosive solids, flammable, n.o.s.UN2923Corrosive solids, toxic, n.o.s.

Nearby Class 8 UN Numbers

UN2904Chlorophenolates, liquid or Phenolates, liquidUN2905Chlorophenolates, solid or Phenolates, solidUN2920Corrosive liquids, flammable, n.o.s.UN2949Sodium hydrosulfide with not less than 25 percent water of crystallizationUN2967Sulfamic acidUN2986Chlorosilanes, corrosive, flammable, n.o.s
View the full Class 8 list →

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