Code 28 Code 29 Code 30 Code 31 Code 32 Code 33 Essential Oils and Resinoids; Perfumery, Cosmetic or Toilet Preparations
Code 34 Soap; Waxes; Polish; Candles; Modelling Pastes; Dental Preparations with Basis of Plaster Code 35 Code 36 Explosives; Pyrotechnic Products; Matches; Pyrophoric Alloys; Certain Combustible Preparations
Code 37 Code 38
Code 28 - Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
2801 Fluorine, chlorine, bromine & iodine
280110 Chlorine
280120 Iodine
280130 Fluorine; bromine
2802 Sulfur, sublimed or precipitated; colloidal sulfur
280200 Sulfur, sublimed or precipitated; collodial sulfur
2803 Carbon, including carbon black & other carbons nesoi (not elsewhere specified or included)
280300 Carbon, nesoi (including carbon black)
2804 Hydrogen, rare gases and other nonmetals argon, helium, nitrogen, oxygen, boron, silicon, phosphorous, arsenic, selenium
280410 Hydrogen
280421 Argon
280429 Rare gases, other than argon
280430 Nitrogen
280440 Oxygen
280450 Boron and tellurium
280461 Silicon contain by wt nt = 70% by wt combine iron as fe2o3
2822 Cobalt oxide & hydroxide; commercial cobalt oxides
282200 Cobalt oxide & hydroxide; commercial cobalt oxides
2823 Titanium oxides
282300 Titanium oxides
2824 Lead oxides; red lead and orange lead
282410 Lead monoxide (litharge, massicot)
282420 Red lead and orange lead
282490 Lead oxides, nesoi
2825 Hydrazine & hydroxylamine & their inorganic salts; other inorganic bases, metal oxides, hydroxides & peroxides
282510 Hydrazine & hydroxylamine & their inorganic salts
282520 Lithium oxide and hydroxide
282530 Vanadium oxides and hydroxides
282540 Nickel oxides and hydroxides
282550 Copper oxides and hydroxides
282560 Germanium oxides and zirconium dioxide
282570 Molybdenum oxides and hydroxides
282580 Antimony oxides
282590 Inorganic base; metal oxides, & peroxides, nesoi
2826 Fluorides; fluorosilicates, fluoroaluminates etc
282611 Flourides of ammonium or of sodium
282612 Fluorides of aluminum
282619 Fluorides, nesoi
282620 Fluorosilicates of sodium or of potassium
282630 Sodium hexafluoroaluminate (synthetic cryolite)
282690 Fluoroaluminate & other fluorine salts, nesoi, etc
2827 Chlorides, chloride oxides & hydroxides, bromides & bromide oxides, iodides & iodide oxides
282710 Ammonium chloride
282720 Calcium chloride
282731 Magnesium chloride
282732 Aluminum chloride
282733 Iron chloride
282734 Cobalt chloride
282735 Nickel chloride
282736 Zinc chloride
282737 Tin chloride
282738 Barium chloride
282739 Chlorides, nesoi
282741 Caloride oxides and caloride hydroxides of copper
282749 Chloride oxides and chloride hydroxides, nesoi
282751 Bromides of sodium or of potassium
282759 Bromides and bromide oxides, nesoi
282760 Iodides and iodide oxides
2828 Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites
282810 Commercial calcium hypochlorite
282890 Hypochlorites, chlorites, and hypobromites, nesoi
2829 Chlorates etc; bromates etc; iodates etc.
282911 Sodium chlorate
282919 Chlorates, except sodium chlorate, nesoi
282990 Perchlorates; bromates & perbrom; iodates & period
2830 Sulfides; polysulfides
283010 Sodium sulfides
283020 Zinc sulfide
283030 Cadmium sulfide
283090 Sulfides and polysulfides, nesoi
2831 Dithionites and sulfoxylates
283110 Dithionites and sulfoxylates of sodium
283190 Dithionites & sulfoxylate, exc of sodium, nesoi
2832 Sulfites; thiosulfates
283210 Sodium sulfites
283220 Other sulfites, except sodium sulfites, nesoi
283230 Thiosulfates
2833 Sulfates; alums; peroxosulfates persulfates
283311 Disodium sulfate
283319 Sodium sulfates, except disodium sulfates, nesoi
283321 Magnesium sulfate
283322 Aluminum sulfate
283323 Chromium sulfate
283324 Nickel sulfate
283325 Copper sulfate
283326 Zinc sulfate
283327 Barium sulfate
283329 Other sulfates, nesoi
283330 Alums
283340 Peroxosulfates (persulfates)
2834 Nitrites; nitrates
283410 Nitrites
283421 Potassium nitrate
283422 Bismuth nitrates
283429 Nitrates, nesoi
2835 Phosphinates, phosphonates, phosphates & polyphosphates hypophosphites, phosphites
283510 Phosphinates (hypophosphites) & phosphonates
283521 Triammonium phosphates
283522 Mono- or disodium phosphates
283523 Trisodium phosphate
283524 Potassium phosphate
283525 Calcium hydrogenorthophosphate (dicalc phosphate)
283526 Phosphates of calcium, nesoi
283529 Phosphates, nesoi
283531 Sodium triphosphate (sodium tripolyphosphate)
283539 Polyphosphates, nesoi
2836 Carbonates; peroxocarbonates; commercial ammonium carbonate containing ammonium carbamate
283610 Commercial ammonium carbonates
283620 Disodium carbonate
283630 Sodium hydrogencarbonate (sodium bicarbonate)
283640 Potassium carbonates
283650 Calcium carbonate
283660 Barium carbonate
283670 Lead carbonate
283691 Lithium carbonates
283692 Strontium carbonate
283693 Bismuth carbonate
283699 Peroxocarbonates (percarbonates), nesoi
2837 Cyanides, cyanide oxides and complex cyanides
283711 Cyanides and cyanide oxides of sodium
283719 Cyanides and cyanide oxides, nesoi
283720 Complex cyanides
2838 Fulminates, cyanates and thiocyanates
283800 Fulminates, cyanates and thiocyanates
2839 Silicates; commercial alkali metal silicates
283911 Sodium metasilicates
283919 Silicate of sodium, exc sodium metasilicate, nesoi
283920 Silicate; comm alkali metal silicate, of potassium
283990 Silicate; commercial alkali metal silicates, nesoi
2840 Borates; peroxoborates perborates
284011 Anhydrous disodium tetraborate (refined borax)
284019 Disodium tetraborate, exc anhydrous, nesoi
284020 Borates, nesoi
284030 Peroxoborates (perborates)
2841 Salts of oxometallic or peroxometallic acids
284110 Aluminates
284120 Chromates of zinc or of lead
284130 Sodium dichromate
284140 Potassium dichromate
284150 Other chromate & dichromate; peroxochromate, nesoi
284160 Manganites, manganates and permanganates
284170 Molybdates (molybdenum content)
284180 Tungstates (wolframates)
284190 Salt of inorganic acid/peroxoacid, exc azide, nesoi
2842 Other salts of inorganic acids or peroxoacids, excluding azides
284210 Double or complex silicates
284290 Salt of inorganic acid/peroxoacid, exc azide nesoi
2843 Colloidal precious metals; precious metal compounds & amalgams
284310 Colloidal precious metals
284321 Silver nitrate
284329 Silver compounds, except silver nitrate, nesoi
284330 Gold compounds
284390 Organic compound precious metal; amalgrams, nesoi
2844 Radioactive chemical elements & isotopes and compounds, mixtures & residues
284410 Natural uranium & compounds, alloys & ceramics etc
284420 Uranium enriched in u235 etc. plutonium etc.
284430 Uranium depleted in u235 etc; thorium etc.
284440 Radioactive elements & isotopes etc nesoi; residue
284450 Spent fuel element (cartridge) of nuclear reators
2845 Stable isotopes and compounds thereof
284510 Heavy water (deuterium oxide)
284590 Isotope exc hdg 2844; compound inorgan/organ, nesoi
2846 Rare-earth metal compounds of yttrium or scandium
284610 Cerium compounds
284690 Compounds, inorgan/organ, rare-earth metals, nesoi
2847 Hydrogen peroxide, whether or not solidified with urea
284700 Hydrogen peroxide, whether/not solidified w/ urea
2848 Phosphides, excluding ferrophosphorus
284810 Phosphides, copper, contain > 15% by wt phosphorus
284890 Phosphide, exc ferrophosphorus, of metal/nonmetals
2849 Carbides
284910 Carbides, chemically defined or not, of calcium
284920 Carbides of silicon, chemically defined or not
284990 Carbides, nesoi, chemically defined or not
2850 Hydrides, nitrides, azides, silicides & borides
285000 Hydrides & nitrides, chemically defined/nt, nesoi
2851 Other inorganic compounds; liquid & compressed air; amalgams not of precious metal
285100 Other inorganic compounds; liq air; amalgams, nesoi
Code 29 - Organic chemicals
2901 Acyclic hydrocarbons (saturated & unsaturated)
290110 Acyclic hydrocarbons, saturate
290121 Ethylene (ethene)
290122 Propene (propylene)
290123 Butene (butylene) and isomers thereof
290124 Buta-1, 3-diene and isoprene
290129 Acyclic hydrocarbons, unsaturated nesoi
2902 Cyclic hydrocarbons cyclanes, cyclenes, cycloterpenes
290211 Cyclohexane
290219 Cyclanes, cyclenes and cycloterpenes nesoi
290220 Benzene
290230 Toluene
290241 Ortho-xylene
290242 Meta-xylene
290243 Para-xylene
290244 Mixed xylene isomers
290250 Styrene
290260 Ethylbenzene
290270 Cumene
290290 Cyclic hydrocarbons, nesoi
2903 Halogenated derivatives of hydrocarbons
290311 Chloromethane and chloroethane
290312 Dichloromethane (methylene chloride)
290313 Chloroform
290314 Carbon tetrachloride
290315 1,2-Dichloroethane (ethylene dichloride)
290316 1,2-Dichloropropane and dichlorobutanes
290319 Saturated chlor deriv of acyclic hydrocarbon nesoi
290321 Vinyl chloride (chloroethylene)
290322 Trichloroethylene
290323 Tetrachloroethylene (perchloroethylene)
290329 Unsat chlorin deriv of acyclic hydrocarbons nesoi
290330 Fluorinated etc derivatives of acyclic hydrocarbns
290340 Halogenated deriv acyclic hydrocarbon ov 1 halogen
290351 1,2,3,4,5,6-Hexachlorocyclohexane
290359 Halo deriv of cyclanic, cyclenic or cycloterpe etc
290361 Halogenated derivatives of aromatic hydrocarbons
290362 Hexachlorobenzene and ddt
290369 Halogentd deriv of arom hydrocarbons nesoi
2904 Hydrocarbon derivatives, sulfonated, nitrated whether or not halogenated
290410 Hydrocarbon deriv cont only sulfo groups, etc
290420 Hydrocarbon derivatives, nitro or nitroso gr only
290490 Sulfonated, nitrated etc of hydrocarbons etc
2905 Acyclic alcohols and their..halogenated, sulfonated, nitrated, nitrosated derivatives
290511 Methanol (methyl alcohol)
290512 Propyl alcohol and isopropyl alcohol
290513 Butan-1-ol (n-butyl alcohol)
290514 Butanols, nesoi
290515 Pentanol (amyl alcohol) and isomers thereof
290516 Octanol (octyl alcohol) and isomers thereof
290517 Lauryl alcohol, cetyl alcohol and stearyl alcohol
290519 Saturated monohydric alcohols, nesoi
290521 Allyl alcohol
290522 Unsaturated acyclic monohydric terpene alcohols
290529 Other unsaturated acyclic monohydric alcohols
290531 Ethylene glycol (ethanediol)
290532 Propylene glycol (propane-1,2-diol)
290539 Diols, nesoi
290541 2-Ethyl-2-(hydroxymethyl)propane-1,3-diol
290542 Pentaerythritol
290543 Mannitol
290544 D-glucitol (sorbitol)
290549 Acyclic polyhydric alcohols nesoi
290550 Halo, sulfo, nitro or nitroso der of acyc alcohols
2906 Cyclic alcohols and their..halogenated, sulfonated, nitrated, nitrosated derivatives
290611 Menthol
290612 Cyclohexanol, methyl and dimethyl cyclohexanols
290613 Sterols and inositols
290614 Terpineols
290619 Cyclanic, etc alcohols and sulfo, etc deriv nesoi
290621 Benzyl alcohol
290629 Aromatic alcohols and their halo etc der nesoi
2907 Phenol, phenol-alcohols
290711 Phenol (hydroxybenzene) and its salts
290712 Cresols and their salt
290713 Octylphenol, nonylphenol incl isomers and salts
290714 Xylenols and their salts
290715 Naphthols and their salts
290719 Monophenols not elsewhere specified or included
290721 Resorcinol and its salts
290722 Hydroquinone (quinol)
290723 Bisphenol a, diphenylolpropane and its salts
290729 Polyphenols, nesoi
290730 Phenol-alcohols
2908 Phenol or phenol-alcohol & their..halogenated, sulfonated, nitrated, nitrosated derivatives
290810 Phenol or phenol-alcohol deriv, halogen subst etc.
290820 Deriv of phenols or phenol-alchls cont only sulfo
290890 Halo, sulfo, nitrat der of phenol etc nesoi
2909 Ethers, ether-alcohols, ether-phenols, ether-alcohol-phenols, alcohol peroxides, ether peroxides, ketone peroxides and their..halogenated, sulfonated, nitrated, nitrosated derivatives etc.
290911 Diethyl ether
290919 Acyclic ethers (excl diethyl ether) nesoi
290920 Cyclanic, etc ethers and their halo, etc deriv
290930 Aromatic ethers and their halo, sulfo etc deriv
290941 2,2'-Oxydiethanol (diethylene glycol, digol)
290942 Monomethyl ethers of mono or di-ethylene glycols
290943 Monobutyl ethers of mono or di-ethylene glycols
290944 Other monoalkyl ethers of mono or di-ethylene glyc
290949 Ether-alcohols and their halo etc deriv nesoi
290950 Ether-phenols etc and their halo etc nesoi
290960 Alcohol peroxides, ether perox, ketone perox etc
2910 Epoxides, epoxyalcohols, epoxyphenols & expoxyethers, with a 3-membered ring and their..halogenated, sulfonated, nitrated, nitrosated derivatives
291010 Oxirane (ethylene oxide)
291020 Methyloxirane (propylene oxide)
291030 1-Chloro-2,3-epoxypropane (epichlorohydrin)
291090 Epoxides, epoxyalcohols etc with 3-member ring etc
2911 Acetals and hemiacetals with or without other oxygen function and their..halogenated sulfonated, nitrated, nitrosated derivatives
291100 Acetals and hemiacetals, with or w/o oth oxy func
2912 Aldehydes, with or without oxygen function; cyclic polymers of aldehydes; paraformaldehyde
291211 Methanal (formaldehyde)
291212 Ethanal (acetaldehyde)
291213 Butanal (butyraldehyde, normal isomer)
291219 Acyclic aldehydes without other oxy func nesoi
291221 Benzaldehyde
291229 Cyclic aldehydes without other oxy func nesoi
291230 Aldehyde-alcohols
291241 Vanillin (4-hydroxy-3-methoxybenzaldehyde)
291242 Ethylvanillin (3-ethoxy-4-hydroxy-benzaldehyde)
291249 Aldehyde-ethers, aldehyde-phenols etc nesoi
291250 Cyclic polymers of aldehydes
291260 Paraformaldehyde
2913 Aldehydes, with or without oxygen function; cyclic polymers of aldehydes; paraformaldehyde and their..halogenated, sulfonated, nitrated, nitrosated derivatives
291300 Halogenated, sulfonated etc der of aldehyde compds
2914 Ketones & quinones, with or without oxygen function, and their..halogenated, sulfonated, nitrated, nitrosated derivatives
291411 Acetone (propanone)
291412 Butanone
291413 4-Methylpentan-2-one (methyl isobutyl ketone)
291419 Other acyclic ketones without other oxygen functn
291421 Camphor (2-camphanone)
291422 Cyclohexanone and methylcyclohexanones
291423 Ionones and methylionones
291429 Cyclanic, etc ketones without other oxy func nesoi
291430 Aromatic ketones without other oxygen function
291441 4-Hydroxy-4-methylpentan-2-one (diacetone alcohol)
291449 Ketone-alcohols and ketone-aldehydes nesoi
291450 Ketone-phenols and ketones with other oxygen funct
291461 Anthraquinone
291469 Quinones, nesoi
291470 Halo, sulfo, etc deriv of ketones & quinones
2915 Saturated acyclic monocarboxylic acids & anhydrides, halides, peroxides, peroxyacids and their..halogenated, sulfonated, nitrated, nitrosated derivatives
291511 Formic acid
291512 Salts of formic acid
291513 Esters of formic acid
291521 Acetic acid
291522 Sodium acetate
291523 Cobalt acetates
291524 Acetic anhydride
291529 Other salts of acetic acid
291531 Ethyl acetate
291532 Vinyl acetate
291533 N-butyl acetate
291534 Isobutyl acetate
291535 2-Ethoxyethyl acetate
291539 Esters of acetic acid, nesoi
291540 Mono-, di- or trichloroacetic acids, their derivs
291550 Propionic acid, its salts and esters
291560 Butyric acid, valeric acid, their salts and esters
291570 Palmitic acid, stearic acid, their salts and estrs
291590 Sat acyclic monocarboxy acids and deriv nesoi
2916 Unsaturated acyclic & cyclic monocarboxylic acid & anhydrides, halides, peroxides, peroxyacids and their..halogenated, sulfonated, nitrated, nitrosated derivatives
291611 Acrylic acid and its salts
291612 Esters of acrylic acid
291613 Methacrylic acid and its salts
291614 Esters of methacrylic acid
291615 Oleic, linoleic or linolenic acids, salts & esters
291619 Unsat acyclic monocarbox acids and deriv nesoi
291620 Cyclanic, etc monocarboxylic acids and their deriv
291631 Benzoic acid, its salts and esters
291632 Benzoyl peroxide and benzoyl chloride
291633 Phenylacetic acid its salts and esters
291639 Aromatic monocarbox acids and deriv etc nesoi
2917 Polycarboxylic acids & anhydrides, halides, peroxides, peroxyacids and their..halogenated, sulfonated, nitrated, nitrosated derivatives
291711 Oxalic acid, its salts and esters
291712 Adipic acid, its salts and esters
291713 Azelaic acid, sebacic acid, their salts and esters
291714 Maleic anhydride
291719 Acyclic polycarboxylic acids, anhydrides etc nesoi
291720 Cyclanic, etc polycarboxylic acids and their deriv
291731 Dibutyl orthophthalates
291732 Dioctyl orthophthalates
291733 Dinonyl or didecyl orthophthalates
291734 Other esters of orthophthalic acid
291735 Phthalic anhydride
291736 Terephthalic acid and its salts
291737 Dimethyl terephthalate
291739 Aromatic polycarboxylic acids, anhydride etc nesoi
2918 Carboxylic acid, added oxygen & anhydrides, halides, peroxides, peroxyacids and their..halogenated, sulfonated, nitrated, nitrosated derivatives
291811 Lactic acid, its salts and esters
291812 Tartaric acid
291813 Salts and esters of tartaric acid
291814 Citric acid
291815 Salts and esters of citric acid
291816 Gluconic acid, its salts and esters
291817 Phenylglycolic acid its salts and esters
291819 Carbox acids with alcohol funct etc nesoi
291821 Salicylic acid and its salts
291822 O-acetylsalicylic acid (aspirin), salts and esters
291823 Esters of salicylic acid and its salts nesoi
291829 Carboxylic acids with phenol function etc nesoi
291830 Carboxylic acids with aldehyde or ketone func etc
291890 Carboxylic acids with added oxygen funct etc nesoi
2919 Phosphoric esters & salts, lactophosphates and their..halogenated, sulfonated, nitrated, nitrosated derivatives
291900 Phosphoric esters & salts, lactophosphates etc.
2920 Esters of other inorganic acids (not of hydrogen halides) & salts and their..halogenated, sulfonated, nitrated, nitrosated derivatives
292010 Thiophosphoric esters and their salts and deriv
292090 Esters of other inorganic acids, etc nesoi
2921 Amine-function compounds
292111 Methylamine, di or trimethylamine and their salts
292112 Diethylamine and its salts
292119 Acyclic monoamines, their derivatives, salts nesoi
292121 Ethylenediamine and its salts
292122 Hexamethylenediamine and its salts
292129 Acyclic polyamines, their derivatives, salts nesoi
292130 Cyclanic, cyclenic etc mono- or polyamines etc
292141 Aniline (aminobenzene) and its salts
292142 Aniline derivatives and their salts
292143 Toluidines (aminotoluenes) and their derivatives
292144 Diphenylamine and its derivatives; salts thereof
292145 1-Naphthylamine (alpha-naphthylamine), 2-naphthyla
292149 Aromatic monoamines nesoi and their derivativ
292151 O-, m-, p-phenylenediamine, diaminotoluenes etc
292159 Aromatic polyamines nesoi and their derivativ
2922 Oxygen-function amino-compounds
292211 Monoethanolamine and its salts
292212 Diethanolamine and its salts
292213 Triethanolamine and its salts
292219 Amino-alcohols, ethers etc., 1 oxygen funct nesoi
292221 Aminohydroxynaphthalenesulfonic acids and salts
292222 Anisidines, dianisidines, phenetidines and salts
292229 Amino-naphthols and other amino-phenols nesoi
292230 Amino-aldehydes, amino-ketones and amino-quin etc
292241 Lysine and its esters; salts thereof
292242 Glutamic acid and its salts
292249 Amino-acids & esters, 1 oxygen function nesoi
292250 Amino-alcohol-phenols, amino-acid-phenols, etc.
2923 Quaternary ammonium salts & hydroxides; lecithins & other phosphoaminolipids
292310 Choline and its salts
292320 Lecithins and other phosphoaminolipids
292390 Quaternary ammonium salts and hydroxides nesoi
2924 Carboxyamide-function compounds; amide-function compounds of carbonic acid
292410 Acyclic amides and their deriv etc
292421 Ureines and their derivatives; salts thereof
292429 Cyclic amides, derivatives and salts of, nesoi
2925 Carboxyimide-function compounds (including saccharin & its salts); imine-function compounds
292511 Saccharin and its salts
292519 Imides and their derivatives (exc sacharin) etc
292520 Imines and their derivatives; salts thereof
2926 Nitrile-function compounds
292610 Acrylonitrile
292620 1-Cyanoguanidine (dicyandiamide)
292690 Nitrile function compounds, nesoi
2927 Diazo-compounds, azo-compounds or azoxy-compounds
292700 Diazo-, azo-, or azoxy-compounds
2928