Harmonized Tariff Schedule of the U.S. › Section VI Products of the chemical or allied industries
38Miscellaneous chemical products
217 statistical lines · Expand a heading; the right column is the general rate.
Artificial graphite; colloidal or semi-colloidal graphite; preparations based on graphite or other carbon in the form of pastes, blocks, plates or other semimanufactures3801
Artificial graphite3801.10
Other3801.10.50
Surface-modified spherical graphite3801.10.50.10Free
Other3801.10.50.90Free
Colloidal or semi-colloidal graphite3801.20.00.00Free
Other3801.90.00
Active anode material containing silicon3801.90.00.104.9%
Other3801.90.00.504.9%
Activated carbon; activated natural mineral products; animal black, including spent animal black3802
Activated carbon3802.10.00
Other3802.90
Bone black3802.90.10.005.8%
Activated clays and activated earths3802.90.20.002.5%
Other3802.90.50.004.8%
Tall oil, whether or not refined3803.00.00.00Free
Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulfonates, but excluding tall oil of heading 38033804.00
Lignin sulfonic acid and its salts3804.00.10.00Free
Other3804.00.50.003.7%
Gum, wood or sulfate turpentine and other terpenic oils produced by the distillation or other treatment of coniferous woods; crude dipentene; sulfite turpentine and other crude para-cymene; pine oil containing alpha-terpineol as the main constituent3805
Gum, wood or sulfate turpentine oils3805.10.00.005%
Rosin and resin acids, and derivatives thereof; rosin spirit and rosin oils; run gums3806
Salts of rosin, of resin acids or of derivatives of rosin or resin acids, other than salts of rosin adducts3806.20.00.003.7%
Ester gums3806.30.00.006.5%
Other3806.90.00.004.2%
Insecticides, rodenticides, fungicides, herbicides, antisprouting products and plant-growth regulators, disinfectants and similar products, put up in forms or packings for retail sale or as preparations or articles (for example, sulfur-treated bands, wicks and candles, and flypapers)3808
Good specified in subheading note 1 to this chapter3808
DDT (ISO) (clofenatone (INN)), in packings of a net weight content not exceeding 300 g3808.52.00.006.5%
Other3808.59
Containing any aromatic or modified aromatic pesticide3808.59.10.006.5%
Other3808.59
Disinfectants3808.59.40.005%
Other3808.59.50.005%
Good specified in subheading note 2 to this chapter3808
In packings of a net weight content not exceeding 300 g3808.61
Containing any aromatic or modified aromatic pesticide3808.61.10.006.5%
Other3808.61.50.005%
In packings of a net weight content exceeding 300 g but not exceeding 7.5 kg3808.62
Containing any aromatic or modified aromatic pesticide3808.62.10.006.5%
Other3808.62.50.005%
Other3808.69
Containing any aromatic or modified aromatic pesticide3808.69.10.006.5%
Other3808.69.50.005%
Other3808
Insecticides3808.91
Fly ribbons (ribbon fly catchers)3808.91.10.002.8%
Other3808.91
Containing any aromatic or modified aromatic insecticide3808.91
Mixtures of N-[[(4-chlorophenyl)amino]- carbonyl]-2,6-difluorobenzamide and inert substances3808.91.15.00Free
Other3808.91.25.016.5%
Containing an inorganic substance3808.91.30.005%
Other3808.91.50.015%
Fungicides3808.92
Containing any aromatic or modified aromatic fungicide3808.92
Mixtures of dinocap and application adjuvants3808.92.05.00Free
Other3808.92.15.006.5%
Other3808.92
Containing any fungicide which is a thioamide, thiocarbamate, dithiocarbamate, thiuram or isothiocyanate3808.92
Maneb; Zineb; Mancozeb; and Metiram3808.92.24.00Free
Other3808.92.28.003.7%
Other3808.92
Containing an inorganic substance3808.92.30.005%
Other3808.92.50
Other3808.92.50.805%
Herbicides, anti-sprouting products and plant-growth regulators3808.93
Containing any aromatic or modified aromatic herbicide, anti-sprouting agent or plant-growth regulator3808.93
Other3808.93.15.006.5%
Other3808.93
Containing an inorganic substance3808.93.20.005%
Other3808.93.50
Disinfectants3808.94
Containing any aromatic or modified aromatic disinfectant3808.94.10.006.5%
Other3808.94.50
Other3808.99
Containing any aromatic or modified aromatic pesticide3808.99
Mixtures of 1,1-bis(4-chlorophenyl)-2,2,2- trichloroethanol (Dicofol) and application adjuvants3808.99.04.00Free
Other3808.99.08.006.5%
Other3808.99
Other3808.99
Containing an inorganic substance3808.99.70.005%
Other3808.99.95.015%
Finishing agents, dye carriers to accelerate the dyeing or fixing of dyestuffs and other products and preparations (for example, dressings and mordants), of a kind used in the textile, paper, leather or like industries, not elsewhere specified or included3809
With a basis of amylaceous substances3809.10.00.002.2¢/kg + 3%
Other3809
Of a kind used in the textile or like industries3809.91.00.006%
Of a kind used in the paper or like industries3809.92
Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances3809.92.10.006.5%
Other3809.92.50.006%
Of a kind used in the leather or like industries3809.93
Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances3809.93.10.006.5%
Other3809.93.50.006%
Pickling preparations for metal surfaces; fluxes and other auxiliary preparations for soldering, brazing or welding; soldering, brazing or welding powders and pastes consisting of metal and other materials; preparations of a kind used as cores or coatings for welding electrodes or rods3810
Pickling preparations for metal surfaces; soldering, brazing or welding powders and pastes consisting of metal and other materials3810.10.00.005%
Other3810.90
Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances3810.90.10.006.5%
Consisting wholly of inorganic substances3810.90.20.00Free
Other3810.90.50.005%
Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils3811
Antiknock preparations3811
Additives for lubricating oils3811
Containing petroleum oils or oils obtained from bituminous minerals3811.21.00.006.5%
Other3811.29.00.006.5%
Other3811.90.00.006.5%
Prepared rubber accelerators; compound plasticizers for rubber or plastics, not elsewhere specified or included; antioxidizing preparations and other compound stabilizers for rubber or plastics3812
Prepared rubber accelerators3812.10
Containing any aromatic or modified aromatic rubber accelerator3812.10.10.006.5%
Other3812.10.50.005%
Compound plasticizers for rubber or plastics3812.20
Containing any aromatic or modified aromatic plasticizer3812.20.10.006.5%
Other3812.20.50.005%
Anti-oxidizing preparations and other compound stabilizers for rubber or plastics3812
Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)3812.31.00.006.5%
Other3812.39
Containing any aromatic or modified aromatic antioxidant or other stabilizer3812.39
Mixtures of N,N'-diaryl-p-phenylenediamines3812.39.20.006.5%
Other3812.39.60.006.5%
Other3812.39
Bis(1,2,2,6,6-pentamethyl-4-piperidinyl) sebacate3812.39.70.00Free
Other3812.39.90.005%
Preparations and charges for fire extinguishers; charged fire-extinguishing grenades3813.00
Consisting wholly of inorganic substances3813.00.10.00Free
Other3813.00.50.003.7%
Organic composite solvents and thinners, not elsewhere specified or included; prepared paint or varnish removers3814.00
Containing 5 percent or more but not more than 25 percent by weight of one or more aromatic or modified aromatic substances3814.00.10.006.5%
Containing more than 25 percent by weight of one or more aromatic or modified aromatic substances3814.00.20.006.5%
Other3814.00.50
Other3814.00.50.906%
Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included3815
Supported catalysts3815
With nickel or nickel compounds as the active substance3815.11.00.00Free
With precious metal or precious metal compounds as the active substance3815.12.00
With platinum group metals as the active substance3815.12.00.10Free
Other3815.12.00.90Free
Other3815.19.00.00Free
Other3815.90
Consisting wholly of inorganic substances3815.90
Of bismuth, of tungsten or of vanadium3815.90.10.006.5%
Of mercury or of molybdenum3815.90.20.002.8%
Other3815.90.30.00Free
Other3815.90.50.005%
Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 38013816.00
Dolomite ramming mix3816.00.10.00Free
Mixed alkylbenzenes and mixed alkylnaphthalenes, other than those of heading 2707 or 29023817.00
Mixed alkylbenzenes3817.00
Mixed linear alkylbenzenes3817.00.10.006.5%
Other3817.00.15.006.5%
Mixed alkylnaphthalenes3817.00.20.006.5%
Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics3818.00.00
Gallium arsenide wafers, doped3818.00.00.10Free
Polycrystalline silicon wafers, doped3818.00.00.20Free
Silicon carbide wafers, doped3818.00.00.30Free
Monocrystalline silicon wafers, doped3818.00.00
Pseudo-square or rectangular in shape, as described in statistical note 3 to this chapter3818.00.00.45Free
Other3818.00.00.50Free
Other3818.00.00.91Free
Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 percent by weight of petroleum oils or oils obtained from bituminous minerals3819.00.00
Hydraulic brake fluids3819.00.00.106.5%
Other3819.00.00.906.5%
Antifreezing preparations and prepared deicing fluids3820.00.00.006.5%
Prepared culture media for development or maintenance of micro-organisms (including viruses and the like) or of plant, human or animal cells3821.00.00
Viral transport media3821.00.00.105%
Other3821.00.00.905%
Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits, other than those of heading 3006; certified reference materials3822
Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits3822
For malaria3822.11.00.00Free
For blood-grouping3822.13.00.00Free
Certified reference materials3822.90.00.00Free
Industrial monocarboxylic fatty acids; acid oils from refining; industrial fatty alcohols3823
Industrial monocarboxylic fatty acids; acid oils from refining3823
Stearic acid3823.11.00.002.1¢/kg + 3.8%
Oleic acid3823.12.00.002.1¢/kg + 3.2%
Tall oil fatty acids3823.13.00
Containing less than two percent rosin3823.13.00.203.2%
Other3823.13.00.403.2%
Other3823.19
Derived from coconut, palm-kernel or palm oil3823.19.20.002.3%
Other3823.19.40.003.2%
Prepared binders for foundry molds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included3824
Prepared binders for foundry molds or cores3824.10.00.006%
Prepared additives for cements, mortars or concretes3824.40
Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances3824.40.10.006.5%
Consisting wholly of inorganic substances3824.40.20.00Free
Other3824.40.50.005%
Sorbitol other than that of subheading 2905.443824.60.00.004.9%
Goods specified in subheading note 3 to this chapter3824
Containing oxirane (ethylene oxide)3824.81.00.005%
Containing polychlorinated biphenyls (PCBs), polychlorinated terphenyls ({PCTs) or polybrominated biphenyls (PBBs)3824.82
Chlorinated but not otherwise halogenated3824.82.10.006.5%
Other3824.82.90.003.7%
Containing tris(2,3-dibromopropyl) phospate3824.83.00.005%
Containing 1,2,3,4,5,6-hexachlorocyclohexane (HCH (ISO)), including lindane (ISO,INN)3824.85.00.006.5%
Containing pentachlorobenzene (ISO) or hexachlorobenzene (ISO)3824.86.00.006.5%
Containing perfluorooctane sulfonic acid, its salts, perfluorooctane sulfonamides, or perfluorooctane sulfonyl fluoride3824.87.00.003.7%
Containing short-chain chlorinated paraffins3824.89.00.006.5%
Other3824
Polyglycol esters of methylphosphonic acid3824.92.00.005%
Other3824.99
Cultured crystals (other than optical elements of chapter 90), weighing not less than 2.5 g each3824.99
In the form of ingots3824.99.11.00Free
Other3824.99.19.006.5%
Other3824.99
Mixtures containing 5 percent or more by weight of one or more aromatic or modified aromatic substances3824.99
Consisting wholly of substances found naturally in coal tar, whether obtained from coal tar or other source3824.99.21.00Free
Other3824.99.29.006.5%
Mixtures of two or more inorganic compounds3824.99
Of bismuth3824.99.31.006.5%
Of hydrosulfite compounds, of sulfoxylate compounds, or of both3824.99.32.006.5%
Of mercury3824.99.33.004.2%
Of molybdenum3824.99.34.002.8%
Of tungsten3824.99.35.006.5%
Of vanadium3824.99.36.006.5%
Other3824.99.39
Of lithium nickel cobalt manganese oxides3824.99.39.10Free
Other3824.99.39.90Free
Fatty substances of animal or vegetable origin and mixtures thereof3824.99.41
Mixtures of fatty acid esters3824.99.41.404.6%
Other3824.99.41.904.6%
Other3824.99
Mixtures that are in whole or in part of hydrocarbons derived in whole or in part from petroleum, shale oil or natural gas3824.99.49.006.5%
Mixtures of halogenated hydrocarbons3824.99
Chlorinated but not otherwise halogenated3824.99.50.006.5%
Other3824.99.55.003.7%
Other3824.99
Naphthenic acids, their water-insoluble salts and their esters3824.99.75
Naphthenic acids3824.99.75.103.7%
Other3824.99.75.503.7%
Other3824.99.93
Mixtures of acyclic, monohydric, unsubstituted alcohols3824.99.93
Containing C11 or lower alcohols only3824.99.93.105%
Containing C12 or higher alcohols only3824.99.93.205%
Other3824.99.93.305%
Other3824.99.93.975%
Residual products of the chemical or allied industries, not elsewhere specified or included; municipal waste; sewage sludge; other wastes specified in note 6 to this chapter3825
Municipal waste3825.10.01.00Free
Sewage sludge3825.20.00.00Free
Clinical waste3825.30.00.00Free
Waste organic solvents3825
Halogenated3825.41.00.00Free
Other3825.49.00.00Free
Wastes of metal-pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids3825.50.00.00Free
Other wastes from the chemical or allied industries3825
Mainly containing organic constituents3825.61.00.00Free
Other3825.69.00.00Free
Other3825.90.01.00Free
Biodiesel and mixtures thereof, not containing or containing less than 70 percent by weight of petroleum oils or oils obtained from bituminous materials3826.00
Biodiesel not containing petroleum oils or oils obtained from bituminous materials (B100)3826.00.10.004.6%
Other3826.00.30.006.5%
Mixtures containing halogenated derivatives of methane, ethane or propane, not elsewhere specified or included3827
Containing chlorofluorocarbons (CFCs), whether or not containing hydrochlorofluorocarbons (HCFCs), perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs); containing hydrobromofluorocarbons (HBFCs); containing carbon tetrachloride; containing 1,1,1-trichloroethane (methyl chloroform)3827
Containing chlorofluorocarbons (CFCs), whether or not containing hydrochlorofluorocarbons (HCFCs), perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs)3827.11.00.003.7%
Containing hydrobromofluorocarbons (HBFCs)3827.12.00.003.7%
Containing carbon tetrachloride3827.13.00.006.5%
Containing 1,1,1-trichloroethane (methyl chloroform)3827.14.00.006.5%
Containing bromochlorodifluoromethane (Halon-1211), bromotrifluoromethane (Halon-1301) or dibromotetrafluoroethanes (Halon-2402)3827.20.00.003.7%
Containing hydrochlorofluorocarbons (HCFCs), whether or not containing perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs), but not containing chlorofluorocarbons (CFCs)3827
Containing substances of subheadings 2903.41 to 2903.483827.31.00.003.7%
Other, containing substances of subheadings 2903.71 to 2903.753827.32.00.003.7%
Other3827.39.00.003.7%
Containing methyl bromide (bromomethane) or bromochloromethane3827.40.00.003.7%
Containing trifluoromethane (HFC-23) or perfluorocarbons (PFCs) but not containing chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs)3827
Containing trifluoromethane (HFC-23)3827.51.00.003.7%
Other3827.59.00.003.7%
Containing other hydrofluorocarbons (HFCs) but not containing chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs)3827
Other3827.90
Chlorinated but not otherwise halogenated3827.90.10.006.5%
Other3827.90.90.003.7%