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Hazard class 9

Class 9: Miscellaneous hazardous material

Materials that present a hazard during transport but don't meet another class — for example lithium batteries, dry ice, and environmentally hazardous substances. Below is every Class 9 entry in 49 CFR §172.101 that has a UN/NA number — 55 entries.

IDProper shipping nameClassPG
NA1350Sulfur9III
NA1365Cotton9—
UN1841Acetaldehyde ammonia9III
UN1845Carbon dioxide, solid or Dry ice9—
UN1931Zinc dithionite or Zinc hydrosulfite9III
UN1941Dibromodifluoromethane, R12B29III
UN1990Benzaldehyde9III
UN2071Ammonium nitrate based fertilizer9III
UN2211Polymeric beads expandable, evolving flammable vapor9III
NA2212Asbestos9III
UN2212Asbestos, amphibole amosite, tremolite, actinolite, anthophyllite, or crocidolite9II
UN2216Fish meal, stabilized or Fish scrap, stabilized9III
UN2315Polychlorinated biphenyls, liquid9II
NA2448Sulfur, molten9III
UN2590Asbestos, chrysotile9III
UN2969Castor beans or Castor meal or Castor pomace or Castor flake9II
UN2990Life-saving appliances, self inflating9—
UN3072Life-saving appliances, not self inflating containing dangerous goods as equipment9—
NA3077Hazardous waste, solid, n.o.s.9III
NA3077Other regulated substances, solid, n.o.s9III
UN3077Environmentally hazardous substance, solid, n.o.s.9III
NA3082Hazardous waste, liquid, n.o.s.9III
NA3082Other regulated substances, liquid, n.o.s9III
UN3082Environmentally hazardous substance, liquid, n.o.s.9III
UN3090Lithium metal batteries including lithium alloy batteries9—
UN3091Lithium metal batteries contained in equipment including lithium alloy batteries9—
UN3091Lithium metal batteries packed with equipment including lithium alloy batteries9—
UN3151Polyhalogenated biphenyls, liquid or Halogenated monomethyldiphenyl-methanes, liquid or Polyhalogenated terphenyls, liquid9II
UN3152Polyhalogenated biphenyls, solid or Halogenated monomethyldiphenyl-methanes, solid or Polyhalogenated terphenyls, solid9II
UN3166Vehicle, flammable gas powered or Vehicle, fuel cell, flammable gas powered9—
UN3166Vehicle, flammable liquid powered or Vehicle, fuel cell, flammable liquid powered9—
UN3171Battery-powered vehicle or Battery-powered equipment9—
UN3257Elevated temperature liquid, n.o.s., at or above 100 C and below its flash point (including molten metals, molten salts, etc.)9III
UN3258Elevated temperature solid, n.o.s., at or above 240 C, see § 173.247(h)(4)9III
UN3268Safety devices, electrically initiated9—
UN3314Plastic molding compound in dough, sheet or extruded rope form evolving flammable vapor9III
UN3316Chemical kit9—
UN3316First aid kit9—
NA3334Self-defense spray, non-pressurized9III
UN3334Aviation regulated liquid, n.o.s9—
UN3335Aviation regulated solid, n.o.s9—
NA3356Oxygen generator, chemical, spent9III
UN3363Dangerous goods in articles or Dangerous goods in machinery or Dangerous goods in apparatus9—
UN3432Polychlorinated biphenyls, solid9II
UN3480Lithium ion batteries including lithium ion polymer batteries9—
UN3481Lithium ion batteries contained in equipment including lithium ion polymer batteries9—
UN3481Lithium ion batteries packed with equipment including lithium ion polymer batteries9—
UN3496Batteries, nickel-metal hydride see Batteries, dry, sealed, n.o.s. for nickel-metal hydride batteries transported by modes other than vessel9—
UN3499Capacitor, electric double layer with an energy storage capacity greater than 0.3 Wh9—
UN3508Capacitor, asymmetric with an energy storage capacity greater than 0.3 Wh9—
UN3530Engine, internal combustion or Machinery, internal combustion9—
UN3536Lithium batteries installed in cargo transport unit lithium ion batteries or lithium metal batteries9—
UN3548Articles containing miscellaneous dangerous goods, n.o.s.9—
ID8000Consumer commodity9—
NA9260Aluminum, molten9III
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Other hazard classes

Class 1Class 2.1Class 2.2Class 2.3Class 3Class 4.1Class 4.2Class 4.3Class 5.1Class 5.2Class 6.1Class 6.2Class 7Class 8
Source: 49 CFR §172.101 via eCFR.gov, current as of Oct 23, 2026. Reference only.