HAZARD CLASS 4

Flammable Solids & Reactive

Flammable solids, spontaneously combustible, and dangerous when wet
290 ENTRIES IN THIS CLASS
CLASS 4.1 — FLAMMABLE SOLID
UN1309Aluminum Powder, CoatedPG II · ERG 170 UN1310Ammonium Picrate, Wetted with Not Less Than 10 Percent Water, by MassPG I UN1312BorneolPG III UN1313Calcium ResinatePG III UN1314Calcium Resinate, FusedPG III UN1318Cobalt Resinate, PrecipitatedPG III UN1320Dinitrophenol, Wetted with Not Less Than 15 Percent Water, by MassPG I UN1321Dinitrophenolates, Wetted with Not Less Than 15 Percent Water, by MassPG I UN1322Dinitroresorcinol, Wetted with Not Less Than 15 Percent Water, by MassPG I UN1323FerroceriumPG II UN1324Films, Nitrocellulose Base, Gelatine Coated (except Scrap)PG III UN1325Flammable Solid, Organic, n.o.s.PG II · ERG 133 UN1326Hafnium Powder, Wetted with Not Less Than 25 Percent Water (a Visible Excess of Water Must Be Present) (a) Mechanically Produced, Particle Size Less Than 53 Microns; (b) Chemically Produced, Particle Size Less Than 840 MicronsPG II UN1328HexamethylenetetraminePG III UN1330Manganese ResinatePG III · ERG 133 UN1331Matches, Strike AnywherePG III · ERG 133 UN1332MetaldehydePG III UN1333Cerium, Slabs, Ingots, or RodsPG II UN1334Naphthalene, Crude or RefinedPG III · ERG 133 UN1336Nitroguanidine, Wetted or Picrite, Wetted with Not Less Than 20 Percent Water, by MassPG I UN1337Nitrostarch, Wetted with Not Less Than 20 Percent Water, by MassPG I UN1338Phosphorus, AmorphousPG III UN1341Phosphorus Sesquisulfide, Free From Yellow or White PhosphorusPG II UN1343Phosphorus Trisulfide, Free From Yellow or White PhosphorusPG II UN1344Trinitrophenol, Wetted with Not Less Than 30 Percent Water, by MassPG I UN1345Rubber Scrap or ShoddyPG III · ERG 133 UN1346Silicon Powder, AmorphousPG III UN1347Silver Picrate, Wetted with Not Less Than 30 Percent Water, by MassPG I UN1348Sodium Dinitro-o-cresolate, Wetted with Not Less Than 15 Percent Water, by MassPG I UN1349Sodium Picramate, Wetted with Not Less Than 20 Percent Water, by MassPG I UN1350SulfurPG III · ERG 133 UN1352Titanium powder, wettedPG II · ERG 170 UN1353Fibers or Fabrics Impregnated with Weakly Nitrated Nitrocellulose, n.o.s.PG III UN1354Trinitrobenzene, Wetted with Not Less Than 30 Percent Water, by MassPG I UN1355Trinitrobenzoic Acid, Wetted with Not Less Than 30 Percent Water, by MassPG I UN1356Trinitrotoluene, Wetted or TNT, Wetted, with Not Less Than 30 Percent Water by MassPG I UN1357Urea Nitrate, Wetted with Not Less Than 20 Percent Water, by MassPG I UN1437Zirconium HydridePG II UN1517Zirconium Picramate, Wetted with Not Less Than 20 Percent Water, by MassPG I UN1571Barium Azide, Wetted with Not Less Than 50 Percent Water, by MassPG I UN1868DecaboranePG II UN1869Magnesium or Magnesium Alloys with More Than 50 Percent Magnesium in Pellets, Turnings or RibbonsPG III UN1871Titanium HydridePG II UN1944Matches, SafetyPG III · ERG 133 UN1945Matches, Wax 'Vesta'PG III · ERG 133 UN2000Celluloid, in blocks, rods, rolls, sheets, tubesPG III · ERG 133 UN2001Cobalt Naphthenates, PowderPG III UN2002Celluloid, ScrapPG III · ERG 133 UN2213ParaformaldehydePG III · ERG 133 UN2254Matches, FuseePG III UN2304Naphthalene, MoltenPG III · ERG 133 UN2448Sulfur, MoltenPG III · ERG 133 UN2538NitronaphthalenePG III · ERG 133 UN2555Nitrocellulose with Water with Not Less Than 25 Percent Water, by MassPG II UN2556Nitrocellulose with Alcohol with Not Less Than 25 Percent Alcohol by Mass, and with Not More Than 12.6 Percent Nitrogen, by Dry MassPG II UN2557Nitrocellulose, with Not More Than 12.6 Percent Nitrogen, by Dry Mass Mixture with or Without Plasticizer, with or Without PigmentPG II UN2623Firelighters, Solid with Flammable LiquidPG III UN2687Dicyclohexylammonium NitritePG III UN2714Zinc ResinatePG III UN2715Aluminum ResinatePG III UN2717Camphor, SyntheticPG III · ERG 133 UN2852Dipicryl Sulfide, Wetted with Not Less Than 10 Percent Water, by MassPG I UN2858Zirconium, Dry, Coiled Wire, Finished Metal Sheets, Strip (thinner Than 254 Microns But Not Thinner Than 18 Microns)PG III UN2878Titanium Sponge Granules or Titanium Sponge PowdersPG III UN2907Isosorbide Dinitrate Mixture with Not Less Than 60 Percent Lactose, Mannose, Starch or Calcium Hydrogen PhosphatePG II UN2925Flammable Solid, Corrosive, Organic, n.o.s.PG II · ERG 134 UN2926Flammable Solids, Toxic, Organic, n.o.s.PG II UN29565-tert-Butyl-2,4,6-trinitro-m-xylene or Musk XylenePG III UN2989Lead Phosphite, DibasicPG II UN3089Metal Powder, Flammable, n.o.s.PG II · ERG 170 UN3097Flammable Solid, Oxidizing, n.o.s.PG II UN3175Solids Containing Flammable Liquid, n.o.s.PG II · ERG 133 UN3176Flammable Solid, Organic, Molten, n.o.s.PG II UN3178Flammable Solid, Inorganic, n.o.s.PG II · ERG 133 UN3179Flammable Solid, Toxic, Inorganic, n.o.s.PG II UN3180Flammable Solid, Corrosive, Inorganic, n.o.s.PG II UN3181Metal Salts of Organic Compounds, Flammable, n.o.s.PG II UN3182Metal Hydrides, Flammable, n.o.s.PG II UN3221Self-reactive Liquid Type BPG — UN3222Self-reactive Solid Type BPG — UN3223Self-reactive Liquid Type CPG — UN3224Self-reactive Solid Type CPG — UN3225Self-reactive Liquid Type DPG — UN3226Self-reactive Solid Type DPG — UN3227Self-reactive Liquid Type EPG — UN3228Self-reactive Solid Type EPG — UN3229Self-reactive Liquid Type FPG — UN3230Self-reactive Solid Type FPG — UN3231Self-reactive Liquid Type B, Temperature ControlledPG — UN3232Self-reactive Solid Type B, Temperature ControlledPG — UN3233Self-reactive Liquid Type C, Temperature ControlledPG — UN3234Self-reactive Solid Type C, Temperature ControlledPG — UN3235Self-reactive Liquid Type D, Temperature ControlledPG — UN3236Self-reactive Solid Type D, Temperature ControlledPG — UN3237Self-reactive Liquid Type E, Temperature ControlledPG — UN3238Self-reactive Solid Type E, Temperature ControlledPG — UN3239Self-reactive Liquid Type F, Temperature ControlledPG — UN3240Self-reactive Solid Type F, Temperature ControlledPG — UN32412-Bromo-2-nitropropane-1,3-diolPG III UN3242AzodicarbonamidePG II UN3251Isosorbide-5-mononitratePG III UN3270Nitrocellulose Membrane Filters, with Not More Than 12.6% Nitrogen, by Dry MassPG II UN33172-Amino-4,6-Dinitrophenol, Wetted with Not Less Than 20 Percent Water by MassPG I UN3319Nitroglycerin Mixture, Desensitized, Solid, n.o.s. with More Than 2 Percent But Not More Than 10 Percent Nitroglycerin, by MassPG II UN3344Pentaerythrite 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 MassPG II UN3360Fibers, Vegetable, DryPG III UN3364Trinitrophenol (picric Acid), Wetted, with Not Less Than 10 Percent Water by MassPG I UN3365Trinitrochlorobenzene (picryl Chloride), Wetted, with Not Less Than 10% Water by MassPG I UN3366Trinitrotoluene (TNT), Wetted, with Not Less Than 10 Percent Water by MassPG I UN3367Trinitrobenzene, Wetted, with Not Less Than 10% Water, by MassPG I UN3368Trinitrobenzoic Acid, Wetted with Not Less Than 10% Water by MassPG I UN3369Sodium Dinitro-o-cresolate, Wetted with Not Less Than 10% Water, by MassPG I UN3370Urea Nitrate, Wetted, with Not Less Than 10 Percent Water by MassPG I UN33764-Nitrophenylhydrazine, with Not Less Than 30 Percent Water, by MassPG I UN3380Desensitized Explosive, Solid, n.o.s.PG I UN34741-Hydroxybenzotriazole, MonohydratePG I UN3527Polyester Resin Kit, Solid Base MaterialPG — UN3531Polymerizing Substance, Solid, Stabilized, n.o.s.PG III UN3532Polymerizing Substance, Liquid, Stabilized, n.o.s.PG III UN3533Polymerizing Substance, Solid, Temperature Controlled, n.o.s.PG III UN3534Polymerizing Substance, Liquid, Temperature Controlled, n.o.s.PG III UN3541Articles Containing Flammable Solid, n.o.s.PG —
CLASS 4.2 — SPONTANEOUSLY COMBUSTIBLE
UN1339Phosphorus, White or Yellow, Under WaterPG I · ERG 139 UN1358Zirconium, DryPG III · ERG 139 UN1361Carbon (Animal or Vegetable Origin)PG II · ERG 133 UN1362Carbon, ActivatedPG III · ERG 133 UN1363CopraPG III UN1364Cotton waste, oilyPG III · ERG 133 UN1365Cotton, WetPG III UN1369p-NitrosodimethylanilinePG II UN1372Fibers, Animal or Fibers, Vegetable Burnt, Wet or DampPG III UN1373Fibers or Fabrics, Animal or Vegetable or Synthetic, n.o.s. with Animal or Vegetable OilPG III UN1374Fish Meal, Unstablized or Fish Scrap, UnstabilizedPG II UN1376Iron Oxide, Spent, or Iron Sponge, Spent Obtained From Coal Gas PurificationPG III UN1378Metal Catalyst, WettedPG II · ERG 135 UN1379Paper, Unsaturated Oil Treated Incompletely Dried (including Carbon Paper)PG III UN1380PentaboranePG I UN1381Phosphorus, White, DryPG I · ERG 136 UN1382Potassium Sulfide, Anhydrous or Potassium Sulfide with Less Than 30 Percent Water of CrystallizationPG II UN1383Pyrophoric Metal, n.o.s.PG I · ERG 135 UN1384Sodium DithionitePG III · ERG 136 UN1385Sodium Sulfide, Anhydrous or Sodium Sulfide with Less Than 30 Percent Water of CrystallizationPG II UN1386Seed Cake, Containing Vegetable Oil Solvent Extractions and Expelled Seeds, with Not More Than 10 Percent of Oil and When the Amount of Moisture Is Higher Than 11 Percent, with Not More Than 20 Percent of Oil and Moisture CombinedPG III UN1387Wool Waste, WetPG III UN1431Sodium MethylatePG II UN1819Sodium Sulfide, SolidPG II · ERG 136 UN1825Sodium Aluminum Hydride DispersionsPG I · ERG 139 UN1854Barium Alloys, PyrophoricPG I · ERG 135 UN1855Calcium, PyrophoricPG I · ERG 135 UN1856Rags, OilyPG III UN1857Textile Waste, WetPG III UN1923Calcium Dithionite or Calcium HydrosulfitePG II UN1929Potassium Dithionite or Potassium HydrosulfitePG II UN1932Zirconium ScrapPG III UN2004Magnesium DiamidePG II UN2006Plastics, Nitrocellulose-Based, Self-HeatingPG III · ERG 135 UN2008Zirconium Powder, DryPG II · ERG 135 UN2009Zirconium, Dry, Finished SheetsPG III · ERG 135 UN2210Maneb or Maneb Preparations with Not Less Than 60 Percent ManebPG III UN2217Seed Cake with Not More Than 1.5 Percent Oil and Not More Than 11 Percent MoisturePG III UN2318Sodium HydrosulfidePG II · ERG 135 UN2441Titanium Trichloride Mixture, PyrophoricPG I · ERG 135 UN2447Phosphorus, White, MoltenPG I · ERG 136 UN2545Hafnium Powder, DryPG I UN2546Titanium Powder, DryPG I UN2793Ferrous Metal Borings or Ferrous Metal Shavings or Ferrous Metal Turnings or Ferrous Metal Cuttings in A Form Liable To Self-heatingPG III UN2845Pyrophoric Liquid, Organic, n.o.s.PG I · ERG 135 UN2846Pyrophoric Solid, Organic, n.o.s.PG I · ERG 135 UN2870Aluminum Borohydride or Aluminum Borohydride in DevicesPG I UN2881Metal Catalyst, DryPG II · ERG 135 UN29409-Phosphabicyclononanes or Cyclooctadiene PhosphinesPG II UN3088Self-Heating Solid, Organic, n.o.s.PG II · ERG 135 UN3126Self-heating Solid, Corrosive, Organic, n.o.s.PG II UN3127Self-heating Solid, Oxidizing, n.o.s.PG — UN3128Self-heating Solid, Toxic, Organic, n.o.s.PG II UN3174Titanium DisulphidePG III UN3183Self-heating Liquid, Organic, n.o.s.PG II UN3184Self-heating Liquid, Toxic, Organic, n.o.s.PG II UN3185Self-heating Liquid, Corrosive, Organic, n.o.s.PG II UN3186Self-heating Liquid, Inorganic, n.o.s.PG II UN3187Self-heating Liquid, Toxic, Inorganic, n.o.s.PG II UN3188Self-heating Liquid, Corrosive, Inorganic, n.o.s.PG II UN3189Metal Powder, Self-heating, n.o.s.PG II UN3190Self-heating Solid, Inorganic, n.o.s.PG II UN3191Self-heating Solid, Toxic, Inorganic, n.o.s.PG II UN3192Self-heating Solid, Corrosive, Inorganic, n.o.s.PG II UN3194Pyrophoric Liquid, Inorganic, n.o.s.PG I UN3200Pyrophoric Solid, Inorganic, n.o.s.PG I UN3205Alkaline Earth Metal Alcoholates, n.o.s.PG II UN3206Alkali Metal Alcoholates, Self-heating, Corrosive, n.o.s.PG II UN3254TributylphosphanePG I UN3255tert-Butyl HypochloritePG I UN3313Organic Pigments, Self-heatingPG II UN3341Thiourea DioxidePG II UN3342XanthatesPG II UN3391Organometallic Substance, Solid, PyrophoricPG I UN3392Organometallic Substance, Liquid, PyrophoricPG I UN3393Organometallic Substance, Solid, Pyrophoric, Water-reactivePG I UN3394Organometallic Substance, Liquid, Pyrophoric, Water-reactivePG I UN3400Organometallic Substance, Solid, Self-heatingPG II UN3497Krill MealPG II UN3542Articles Containing A Substance Liable To Spontaneous Combustion, n.o.s.PG —
CLASS 4.3 — DANGEROUS WHEN WET
UN1183EthyldichlorosilanePG I UN1242MethyldichlorosilanePG I UN1295TrichlorosilanePG I · ERG 139 UN1340Phosphorus PentasulfidePG II · ERG 139 UN1360Calcium PhosphidePG I · ERG 139 UN1389Alkali Metal Amalgam, LiquidPG I · ERG 138 UN1390Alkali Metal AmidesPG II UN1391Alkali Metal DispersionPG I · ERG 138 UN1392Alkaline Earth Metal Amalgams, LiquidPG I UN1393Alkaline earth metal alloys, n.o.s.PG II · ERG 138 UN1394Aluminum CarbidePG II UN1395Aluminum Ferrosilicon PowderPG II UN1396Aluminum Powder, UncoatedPG II · ERG 138 UN1397Aluminum PhosphidePG I UN1398Aluminum Powder, UncoatedPG II · ERG 138 UN1400BariumPG II UN1401CalciumPG II UN1402Calcium CarbidePG I · ERG 138 UN1403Calcium Cyanamide with More Than 0.1 Percent of Calcium CarbidePG III UN1404Calcium HydridePG I UN1405Calcium SilicidePG II UN1407Cesium or CaesiumPG I UN1408Ferrosilicon (30-90% Silicon)PG III · ERG 139 UN1409Metal Hydrides, Water Reactive, n.o.s.PG I UN1410Lithium Aluminum HydridePG I · ERG 138 UN1411Lithium Aluminum Hydride, EtherealPG I UN1413Lithium BorohydridePG I UN1414Lithium HydridePG I UN1415LithiumPG I · ERG 138 UN1417Lithium SiliconPG II UN1418Magnesium PowderPG II · ERG 138 UN1419Magnesium Aluminum PhosphidePG I UN1420Potassium, Metal Alloys, LiquidPG I UN1421Alkali Metal Alloys, Liquid, n.o.s.PG I UN1422Potassium Sodium Alloys, LiquidPG I UN1423RubidiumPG I UN1426Sodium BorohydridePG I UN1427Sodium HydridePG I UN1428Sodium (Metal)PG I · ERG 138 UN1432Sodium PhosphidePG I · ERG 139 UN1433Stannic PhosphidePG I UN1435Zinc AshesPG III UN1436Zinc Powder or DustPG II · ERG 138 UN1714Zinc PhosphidePG I · ERG 139 UN1870Potassium BorohydridePG I UN1928Methyl Magnesium Bromide, in Ethyl EtherPG I UN2010Magnesium HydridePG I · ERG 138 UN2011Magnesium PhosphidePG I · ERG 139 UN2012Potassium PhosphidePG I · ERG 139 UN2013Strontium PhosphidePG I · ERG 139 UN2257PotassiumPG I UN2463Aluminum HydridePG I UN2624Magnesium SilicidePG II UN2805Lithium Hydride, Fused SolidPG II UN2806Lithium NitridePG I UN2813Water-Reactive Solid, n.o.s.PG II · ERG 138 UN2830Lithium FerrosiliconPG II UN2835Sodium Aluminum HydridePG II UN2844Calcium Manganese SiliconPG III UN2950Magnesium Granules, Coated, Particle Size Not Less Than 149 MicronsPG III UN2965Boron trifluoride dimethyl etheratePG I · ERG 139 UN2968Maneb Stabilized or Maneb Preparations, Stabilized Against Self-heatingPG III UN2988Chlorosilanes, Water-reactive, Flammable, Corrosive, n.o.s.PG I UN3078Cerium, Turnings or Gritty PowderPG II UN3129Water-reactive Liquid, Corrosive, n.o.s.PG I UN3130Water-reactive Liquid, Toxic, n.o.s.PG I UN3131Water-reactive Solid, Corrosive, n.o.s.PG I UN3132Water-reactive Solid, Flammable, n.o.s.PG I UN3133Water-reactive, Solid, Oxidizing, n.o.s.PG II UN3134Water-reactive Solid, Toxic, n.o.s.PG I UN3135Water-reactive Solid, Self-heating, n.o.s.PG I UN3148Water-reactive Liquid, n.o.s.PG I UN3170Aluminum Smelting By-products or Aluminum Remelting By-productsPG II UN3208Metallic Substance, Water-Reactive, n.o.s.PG II · ERG 138 UN3209Metallic Substance, Water-reactive, Self-heating, n.o.s.PG I UN3292Batteries, Containing SodiumPG — UN3395Organometallic Substance, Solid, Water-reactivePG I UN3396Organometallic Substance, Solid, Water-reactive, FlammablePG I UN3397Organometallic Substance, Solid, Water-reactive, Self-heatingPG I UN3398Organometallic Substance, Liquid, Water-reactivePG I UN3399Organometallic Substance, Liquid, Water-reactive, FlammablePG I UN3401Alkali Metal Amalgam, SolidPG I UN3402Alkaline Earth Metal Amalgams, SolidPG I UN3403Potassium, Metal Alloys, SolidPG I UN3404Potassium Sodium Alloys, SolidPG I UN3476Fuel Cell Cartridges or Fuel Cell Cartridges Contained in Equipment or Fuel Cell Cartridges Packed with Equipment, Containing Water-reactive SubstancesPG — UN3482Alkali Metal Dispersions, Flammable or Alkaline Earth Metal Dispersions, FlammablePG I UN3543Articles Containing A Substance Which in Contact with Water Emits Flammable Gases, n.o.s.PG —

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