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HomeUN NumbersClass 5.1UN3121
Hazard Class 5.1Packing Group I/II

UN Number

UN3121

Oxidizing solid, water reactive, n.o.s

Official source: 49 CFR 172.101 (eCFR)

Hazardous Materials Table entry

2 rows in 49 CFR 172.101 for UN3121.

Sym.DescriptionClassPGLabelsSpecial provisions8A8B8C9A9B10A10B
GOxidizing solid, water reactive, n.o.s5.1I5.1, 4.362None214214ForbiddenForbidden—13, 148
GOxidizing solid, water reactive, n.o.s5.1II5.1, 4.362152214214ForbiddenForbidden—13, 148
  • 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 5.1 — Oxidizer

See the full class list

Oxidizer (Division 5.1) is a material that may, generally by yielding oxygen, cause or enhance the combustion of other materials.

Source: 49 CFR 173.127 (eCFR).

Previous / next UN number

UN3120Organic peroxide type F, solid, temperature controlledUN3122Toxic liquids, oxidizing, n.o.s.

Nearby Class 5.1 UN Numbers

UN3087Oxidizing solid, toxic, n.o.s.UN3098Oxidizing liquid, corrosive, n.o.s.UN3099Oxidizing liquid, toxic, n.o.sUN3100Oxidizing solid, self-heating, n.o.s.UN3137Oxidizing solid, flammable, n.o.sUN3139Oxidizing liquid, n.o.sUN3149Hydrogen peroxide and peroxyacetic acid mixtures, stabilized with acids, water, and not more than 5 percent peroxyacetic acidUN3210Chlorates, inorganic, aqueous solution, n.o.s
View the full Class 5.1 list →

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