Index of Hazardous Materials

CAS/UN/NA-NumberNameHazard Class
p-DiazidobenzeneForbidden
UN 1369p-Nitrosodimethylaniline4.2
p-Xylyl diazideForbidden
UN 1263Paint including paint, lacquer, enamel, stain, shellac solutions, varnish, polish, liquid filler, and liquid lacquer base3
UN 3066Paint or Paint related material8
UN 3470Paint related material corrosive, flammable (including paint thinning or reducing compound)8
UN 1263Paint related material including paint thinning, drying, removing, or reducing compound3
UN 3469Paint related material, flammable, corrosive (including paint thinning or reducing compound)3
UN 3470Paint, corrosive, flammable, (including paint, lacquer, enamel, stain, shellac solutions, varnish, polish, liquid filler, and liquid lacquer base).8
UN 3469Paint, flammable, corrosive, (including paint , lacquer, enamel, stain, shellac, varnish, polish, liquid filler and liquid lacquer base)3
UN 1379Paper, unsaturated oil treated incompletely dried (including carbon paper)4.2
UN 2213
CAS 30525-89-4
Paraformaldehyde4.1
UN 1264Paraldehyde3
Paranitroaniline, solid, see Nitroanilines etc
NA 1967Parathion and compressed gas mixture2.3
Paris green, solid, see Copper acetoarsenite
PCB, see Polychlorinated biphenyls
UN 1380
CAS 19624-22-7
Pentaborane4.2
UN 1669
CAS 76-01-7
Pentachloroethane6.1
UN 3155
CAS 87-86-5
Pentachlorophenol6.1
Pentaerythrite tetranitrate (dry)Forbidden
UN 3344
CAS 78-11-5
Pentaerythrite tetranitrate mixture, desensitized, solid, n.o.s. or Pentaerythritol tetranitrate mixture, desensitized, solid, n.o.s. or PETN mixture, desensitized, solid, n.o.s., with more than 10 percent but not more than 20 percent PETN, by mass4.1
UN 0411Pentaerythrite tetranitrate or Pentaerythritol tetranitrate or PETN, with not less than 7 percent wax by mass1.1D
UN 0150Pentaerythrite tetranitrate, wetted or Pentaerythritol tetranitrate, wetted, or PETN, wetted with not less than 25 percent water, by mass, or Pentaerythrite tetranitrate, or Pentaerythritol tetranitrate or PETN, desensitized with not less than 15 percent phlegmatizer by mass1.1D
Pentaerythritol tetranitrate, see Pentaerythrite tetranitrate, etc
UN 3220Pentafluoroethane or Refrigerant gas R 1252.2
UN 2286Pentamethylheptane3
UN 2310
CAS 123-54-6
Pentane-2,4-dione3
UN 1265
CAS 109-66-0
Pentanes3
Pentanitroaniline (dry)Forbidden
UN 1105
CAS 123-51-3
Pentanols3
UN 0151Pentolite, dry or wetted with less than 15 percent water, by mass1.1D
Pepper spray, see Aerosols, etc. or Self-defense spray, non-pressurized
UN 3211Perchlorates, inorganic, aqueous solution, n.o.s.5.1
UN 1481Perchlorates, inorganic, n.o.s.5.1
UN 1873
CAS 7601-90-3
Perchloric acid with more than 50 percent but not more than 72 percent acid, by mass5.1
UN 1802Perchloric acid with not more than 50 percent acid by mass8
Perchloric acid, with more than 72 percent acid by massForbidden
Perchloroethylene, see Tetrachloroethylene
UN 1670
CAS 594-42-3
Perchloromethyl mercaptan6.1
UN 3083Perchloryl fluoride2.3
Percussion caps, see Primers, cap type
UN 3154Perfluoro(ethyl vinyl ether)2.1
UN 3153Perfluoro(methyl vinyl ether)2.1
Perfluoro-2-butene, see Octafluorobut-2-ene
UN 1266Perfumery products with flammable solvents3
UN 3214Permanganates, inorganic, aqueous solution, n.o.s5.1
UN 1482Permanganates, inorganic, n.o.s5.1
Permeation devices for calibrating air quality monitoring equipment See §173.175
UN 1483Peroxides, inorganic, n.o.s5.1
Peroxyacetic acid, with more than 43 percent and with more than 6 percent hydrogen peroxideForbidden
UN 3216Persulfates, inorganic, aqueous solution, n.o.s5.1
UN 3215Persulfates, inorganic, n.o.s.5.1
UN 3021
CAS 533-74-4
Pesticides, liquid, flammable, toxic, flash point less than 23 degrees C3
UN 2903Pesticides, liquid, toxic, flammable, n.o.s. flash point not less than 23 degrees C6.1
UN 2902Pesticides, liquid, toxic, n.o.s.6.1
UN 2588
CAS 131-89-5
Pesticides, solid, toxic, n.o.s.6.1
PETN, see Pentaerythrite tetranitrate
PETN/TNT, see Pentolite, etc
Petrol, see Gasoline
UN 1267Petroleum crude oil3
UN 1268Petroleum distillates, n.o.s. or Petroleum products, n.o.s.3
UN 1075Petroleum gases, liquefied or Liquefied petroleum gas2.1
NA 1270Petroleum oil3
UN 3494Petroleum sour crude oil, flammable, toxic.3
UN 2645Phenacyl bromide6.1
UN 2311Phenetidines6.1
UN 2821Phenol solutions6.1
UN 2312
CAS 108-95-2
Phenol, molten6.1
UN 1671Phenol, solid6.1
UN 1803Phenolsulfonic acid, liquid8
UN 3346Phenoxyacetic acid derivative pesticide, liquid, flammable, toxic flash point less than 23 degrees C3
UN 3348Phenoxyacetic acid derivative pesticide, liquid, toxic6.1
UN 3347Phenoxyacetic acid derivative pesticide, liquid, toxic, flammable, flash point not less than 23 degrees C6.1
UN 3345Phenoxyacetic acid derivative pesticide, solid, toxic6.1
UN 2746Phenyl chloroformate6.1
UN 2487
CAS 103-71-9
Phenyl isocyanate6.1
UN 2337
CAS 108-98-5
Phenyl mercaptan6.1
UN 2798
CAS 644-97-3
Phenyl phosphorus dichloride8
UN 2799Phenyl phosphorus thiodichloride8
UN 3002Phenyl urea pesticides, liquid, toxic6.1
UN 2470
CAS 140-29-4
Phenylacetonitrile, liquid6.1
UN 2577Phenylacetyl chloride8
UN 1672Phenylcarbylamine chloride6.1
UN 1673
CAS 106-50-3
Phenylenediamines (o-; m-; p-;)6.1
UN 2572
CAS 100-63-0
Phenylhydrazine6.1
UN 1674
CAS 62-38-4
Phenylmercuric acetate6.1
UN 2026
CAS 100-56-1
Phenylmercuric compounds, n.o.s.6.1
UN 1894Phenylmercuric hydroxide6.1
UN 1895
CAS 55-68-5
Phenylmercuric nitrate6.1
UN 1804
CAS 98-13-5
Phenyltrichlorosilane8
UN 1076
CAS 75-44-5
Phosgene2.3
UN 2199
CAS 7803-51-2
Phosphine2.3
UN 3525Phosphine, adsorbed2.3
UN 1805
CAS 7664-38-2
Phosphoric acid solution8
Phosphoric acid triethyleneimine, see Tris-(1-aziridiyl)phosphine oxide, solution
UN 3453Phosphoric acid, solid8
Phosphoric anhydride, see Phosphorus pentoxide
UN 2834Phosphorous acid8
UN 1810
CAS 10025-87-3
Phosphorous oxychloride6.1
Phosphorus (white or red) and a chlorate, mixtures ofForbidden
Phosphorus bromide, see Phosphorus tribromide
Phosphorus chloride, see Phosphorus trichloride
UN 1339Phosphorus heptasulfide, free from yellow or white phosphorus4.1
UN 1939
CAS 7789-59-5
Phosphorus oxybromide8
UN 2576Phosphorus oxybromide, molten8
UN 2691Phosphorus pentabromide8
UN 1806
CAS 10026-13-8
Phosphorus pentachloride8
UN 2198
CAS 7647-19-0
Phosphorus Pentafluoride2.3
UN 3524Phosphorus pentafluoride, adsorbed2.3
UN 1340
CAS 1314-80-3
Phosphorus pentasulfide, free from yellow or white phosphorus4.3
UN 1807
CAS 1314-56-3
Phosphorus pentoxide8
UN 1341
CAS 1314-85-8
Phosphorus sesquisulfide, free from yellow or white phosphorus4.1
UN 1808
CAS 7789-60-8
Phosphorus tribromide8
UN 1809
CAS 7719-12-2
Phosphorus trichloride6.1
UN 2578Phosphorus trioxide8
UN 1343Phosphorus trisulfide, free from yellow or white phosphorus4.1
UN 2447Phosphorus white, molten4.2
UN 1338
CAS 7723-14-0
Phosphorus, amorphous4.1
UN 1381Phosphorus, white dry or Phosphorus, white, under water or Phosphorus white, in solution or Phosphorus, yellow dry or Phosphorus, yellow, under water or Phosphorus, yellow, in solution4.2
Phosphoryl chloride, see Phosphorus oxychloride
UN 2214
CAS 85-44-9
Phthalic anhydride with more than .05 percent maleic anhydride8
UN 2313
CAS 108-89-4
Picolines3
Picric acid, see Trinitrophenol, etc
Picrite, see Nitroguanidine, etc
Picryl chloride, see Trinitrochlorobenzene
UN 1272Pine oil3
UN 2579Piperazine8
UN 2401
CAS 110-89-4
Piperidine8
Pivaloyl chloride, see Trimethylacetyl chloride
UN 3314Plastic molding compound in dough, sheet or extruded rope form evolving flammable vapor9
Plastic solvent, n.o.s., see Flammable liquids, n.o.s.
UN 2006Plastics, nitrocellulose-based, self-heating, n.o.s.4.2
Poisonous gases, n.o.s., see Compressed or liquefied gases, flammable or toxic, n.o.s.
Polyalkylamines, n.o.s., see Amines, etc
Polyamines, flammable, corrosive, n.o.s. see Amines, flammable, corrosive, n.o.s
Polyamines, liquid, corrosive, flammable, n.o.s. see Amines, liquid, corrosive, flammable, n.o.s
Polyamines, liquid, corrosive, n.o.s. see Amines, liquid, corrosive, n.o.s
UN 2315
CAS 1336-36-3
Polychlorinated biphenyls, liquid9
UN 3432Polychlorinated biphenyls, solid9
UN 3269Polyester resin kit3
UN 3151Polyhalogenated biphenyls, liquid or Polyhalogenated terphenyls liquid9
UN 3152Polyhalogenated biphenyls, solid or Polyhalogenated terphenyls, solid9
UN 2211Polymeric beads expandable, evolving flammable vapor9
UN 2257
CAS 7440-09-7
Potassium4.3
UN 1677
CAS 7784-41-0
Potassium arsenate6.1
UN 1678
CAS 10124-50-2
Potassium arsenite6.1
Potassium bisulfite solution, see Bisulfites, aqueous solutions, n.o.s.
UN 1870Potassium borohydride4.3
UN 1484Potassium bromate5.1
Potassium carbonylForbidden
UN 1485
CAS 3811-04-9
Potassium chlorate5.1
Potassium chlorate mixed with mineral oil, see Explosive, blasting, type C
UN 2427Potassium chlorate, aqueous solution5.1
UN 1679Potassium cuprocyanide6.1
UN 3413Potassium cyanide solution6.1
UN 1680
CAS 151-50-8
Potassium cyanide, solid6.1
Potassium dichloro isocyanurate or Potassium dichloro-s-triazinetrione, see Dichloroisocyanuric acid, dry or Dichloroisocyanuric acid salts etc
UN 1929Potassium dithionite or Potassium hydrosulfite4.2
UN 3422Potassium fluoride solution6.1
UN 1812Potassium fluoride, solid6.1
UN 2628Potassium fluoroacetate6.1
UN 2655Potassium fluorosilicate6.1
Potassium hydrate, see Potassium hydroxide, solid
Potassium hydrogen fluoride solution, see Corrosive liquid, n.o.s.
Potassium hydrogen fluoride, see Potassium hydrogen difluoride
UN 2509Potassium hydrogen sulfate8
UN 1811Potassium hydrogendifluoride solid8
UN 3421Potassium hydrogendifluoride solution8
Potassium hydrosulfite, see Potassium dithionite
Potassium hydroxide, liquid, see Potassium hydroxide solution
UN 1813Potassium hydroxide, solid8
UN 1814
CAS 1310-58-3
Potassium hydroxide, solution8
Potassium hypochlorite, solution, see Hypochlorite solutions, etc
UN 2864Potassium metavanadate6.1
UN 2033Potassium monoxide8
UN 1486
CAS 7757-79-1
Potassium nitrate5.1
UN 1487Potassium nitrate and sodium nitrite mixtures5.1
UN 1488
CAS 7758-09-0
Potassium nitrite5.1
UN 1489
CAS 7778-74-7
Potassium perchlorate5.1
UN 1490
CAS 7722-64-7
Potassium permanganate5.1
UN 1491
CAS 17014-71-0
Potassium peroxide5.1
UN 1492Potassium persulfate5.1
UN 2012Potassium phosphide4.3
Potassium selenate, see Selenates or Selenites
Potassium selenite, see Selenates or Selenites
UN 1422Potassium sodium alloys, liquid4.3
UN 3404Potassium sodium alloys, solid4.3
UN 1382
CAS 1312-73-8
Potassium sulfide, anhydrous or Potassium sulfide with less than 30 percent water of crystallization4.2
UN 1847Potassium sulfide, hydrated with not less than 30 percent water of crystallization8
UN 2466Potassium superoxide5.1
UN 1420Potassium, metal alloys, liquid4.3
UN 3403Potassium, metal alloys, solid4.3
UN 0433Powder cake, wetted or Powder paste, wetted with not less than 17 percent alcohol by mass1.1C
UN 0159Powder cake, wetted or Powder paste, wetted with not less than 25 percent water, by mass1.3C
Powder paste, see Powder cake, etc
UN 0160Powder, smokeless1.1C
Power device, explosive, see Cartridges, power deviceForbidden
UN 0044Primers, cap type1.4S
Primers, small arms, see Primers, cap type
UN 0319Primers, tubular1.3G
UN 1210Printing ink, flammable or Printing ink related material (including printing ink thinning or reducing compound), Flammable.3
Projectiles, illuminating, see Ammunition, illuminating, etc
UN 0345Projectiles, inert with tracer1.4S
UN 0424Projectiles, inert, with tracer1.3G
UN 0346Projectiles, with burster or expelling charge1.2D
UN 0167Projectiles, with bursting charge1.1F
Propadiene mixed with methyl acetylene, see Methyl acetylene and propadiene mixtures, stabilized
UN 2200
CAS 463-49-0
Propadiene, stabilized2.1
UN 1978Propane see also Petroleum gases, liquefied2.1
UN 2402
CAS 107-03-9
Propanethiols3
UN 0495Propellant, liquid1.3C
UN 0498Propellant, solid1.1C
UN 1275Propionaldehyde3
UN 1848
CAS 79-09-4
Propionic acid with not less than 10% and less than 90% acid by mass8
UN 3463Propionic acid with not less than 90% acid by mass8
UN 2496
CAS 123-62-6
Propionic anhydride8
UN 2404
CAS 107-12-0
Propionitrile3
UN 1815Propionyl chloride3
Propyl alcohol, see Propanol
Propyl chloride see 1-Chloropropane
UN 1281
CAS 625-55-8
Propyl formates3
Propyl mercaptan, see Propanethiols
UN 1277
CAS 107-10-8
Propylamine3
UN 2611
CAS 78-89-7
Propylene chlorohydrin6.1
UN 1280
CAS 75-56-9
Propylene oxide3
UN 1077
CAS 115-07-1
Propylene see also Petroleum gases, liquefied2.1
UN 2850Propylene tetramer3
UN 1921
CAS 75-55-8
Propyleneimine, stabilized3
UN 1816
CAS 141-57-1
Propyltrichlorosilane8
Prussic acid, see Hydrogen cyanide
UN 3352Pyrethroid pesticide, liquid toxic6.1
UN 3350Pyrethroid pesticide, liquid, flammable, toxic, flash point less than 23 degrees C3
UN 3351Pyrethroid pesticide, liquid, toxic, flammable, flash point not less than 23 degrees C6.1
UN 3349Pyrethroid pesticide, solid, toxic6.1
UN 1282
CAS 110-86-1
Pyridine3
Pyridine perchlorateForbidden
UN 3194Pyrophoric liquid, inorganic, n.o.s4.2
UN 2845Pyrophoric liquids, organic, n.o.s4.2
UN 1383Pyrophoric metals, n.o.s., or Pyrophoric alloys, n.o.s4.2
UN 3200Pyrophoric solid, inorganic, n.o.s4.2
UN 2846Pyrophoric solids, organic, n.o.s4.2
UN 1817Pyrosulfuryl chloride8
Pyroxylin solution or solvent, see Nitrocellulose
UN 1922
CAS 123-75-1
Pyrrolidine3