Chapter 38: Miscellaneous chemical products

Base rate: 4.9%Source retrieved: 2026-06-15

3801.30.00.00

Carbonaceous pastes for electrodes and similar pastes for furnace linings

3802.10.00

Activated carbon

Base rate: 4.8%Source retrieved: 2026-06-15

3802.90.10.00

Bone black

Base rate: 5.8%Source retrieved: 2026-06-15

3802.90.20.00

Activated clays and activated earths

Base rate: 2.5%Source retrieved: 2026-06-15

3803.00.00.00

Tall oil, whether or not refined

3804.00.10.00

Lignin sulfonic acid and its salts

3805.10.00.00

Gum, wood or sulfate turpentine oils

3805.90.10.00

Pine oil

3806.10.00

Rosin and resin acids

Base rate: 3.7%Source retrieved: 2026-06-15

3806.20.00.00

Salts of rosin, of resin acids or of derivatives of rosin or resin acids, other than salts of rosin adducts

3806.30.00.00

Ester gums

Base rate: 0.1%Source retrieved: 2026-06-15

3807.00.00.00

Wood tar; wood tar oils; wood creosote; wood naphtha; vegetable pitch; brewers' pitch and similar preparations based on rosin, resin acids or on vegetable pitch

3808.52.00.00

DDT (ISO) (clofenatone (INN)), in packings of a net weight content not exceeding 300 g

3808.59.10.00

Containing any aromatic or modified aromatic pesticide

3808.59.40.00

Disinfectants

3808.61.10.00

Containing any aromatic or modified aromatic pesticide

3808.62.10.00

Containing any aromatic or modified aromatic pesticide

3808.69.10.00

Containing any aromatic or modified aromatic pesticide

Base rate: 2.8%Source retrieved: 2026-06-15

3808.91.10.00

Fly ribbons (ribbon fly catchers)

3808.91.15.00

Mixtures of N-[[(4-chlorophenyl)amino]- carbonyl]-2,6-difluorobenzamide and inert substances

3808.91.30.00

Containing an inorganic substance

3808.92.05.00

Mixtures of dinocap and application adjuvants

3808.92.24.00

Maneb; Zineb; Mancozeb; and Metiram

3808.92.30.00

Containing an inorganic substance

3808.93.05.00

Mixtures of 2,6-dichlorobenzonitrile and inerts; Mixtures of 3,5-dichloro-N-(1,1-dimethyl-2- propynyl) benzamide (Pronamide) and application adjuvants; Mixtures of 2-[(1-ethoxyimino)butyl]-5-[2- ethylthiopropyl]-3-hydroxy-2-cyclohexen-1- one (Sethoxydim) and application adjuvants; Mixtures of ethyl 2-[4-[(6-chloro-2- benzoxazolyl)oxy]phenoxy]propanoate (Fenoxaprop-ethyl) and isooctyl 2,4-dichlorophenoxyacetate; Mixtures of isooctyl 2-methyl-4-chlorophen- oxyacetate and application adjuvants

3808.93.20.00

Containing an inorganic substance

3808.94.10.00

Containing any aromatic or modified aromatic disinfectant

3808.99.04.00

Mixtures of 1,1-bis(4-chlorophenyl)-2,2,2- trichloroethanol (Dicofol) and application adjuvants

3808.99.30.00

Formulated biocides based on 2-methyl-4-isothiazolin-3-one, or 2-n-octyl-4-isothiazolin-3-one, or 4,5-dichloro-2-n-octyl-4-isothiazolin-3-one, or mixtures of 5-chloro-2-methyl-4- isothiazolin-3-one and 2-methyl-4- isothiazolin-3-one; and Metaldehyde

3808.99.70.00

Containing an inorganic substance

Base rate: 2.2¢/kg + 3%Source retrieved: 2026-06-15

3809.10.00.00

With a basis of amylaceous substances

3809.91.00.00

Of a kind used in the textile or like industries

Base rate: 6%Source retrieved: 2026-06-15

3809.92.10.00

Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances

3809.93.10.00

Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances

3810.10.00.00

Pickling preparations for metal surfaces; soldering, brazing or welding powders and pastes consisting of metal and other materials

3810.90.10.00

Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances

3810.90.20.00

Consisting wholly of inorganic substances

3811.11.10.00

Based on tetraethyl lead or on a mixture of tetraethyl lead and tetramethyl lead

3811.21.00.00

Containing petroleum oils or oils obtained from bituminous minerals

3812.10.10.00

Containing any aromatic or modified aromatic rubber accelerator

3812.20.10.00

Containing any aromatic or modified aromatic plasticizer

3812.31.00.00

Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)

3812.39.20.00

Mixtures of N,N'-diaryl-p-phenylenediamines

3812.39.30.00

Master batches of poly[nitrilomethanetetraaryl- nitrilo[2,4,6- tris(1-methylethyl)-1,3- phenylene]]-2,6-bis(1-methylethyl)phenyl]-ω- [[[[2,6-bis(1-methylethyl)phenyl]amino]- methylene]amino]carbodiimide or 2,4-diisocyanate-1,3,5-tris(1-methylethyl)- benzene homopolymer with polyethylene, polyethylene terephthalate, or thermoplastic polyurethanes;Master batches of 3-(2H-benzotriazol-2-yl)-5- (tert-butyl)-4-hydroxybenzenepropanoic acid, C7-C9 branched or linear alkyl esters; andMaster batches of α-[3-[3-(2H-benzotriazol-2- yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl]-1- oxopropyl-ω-[3-[3-(2H-benzotriazol-2-yl)-5- (1,1-dimethylethyl)-4-hydroxyphenyl]-1-oxo- propyl] poly(oxyethylene)

3812.39.70.00

Bis(1,2,2,6,6-pentamethyl-4-piperidinyl) sebacate

3813.00.10.00

Consisting wholly of inorganic substances

3814.00.10.00

Containing 5 percent or more but not more than 25 percent by weight of one or more aromatic or modified aromatic substances

3814.00.20.00

Containing more than 25 percent by weight of one or more aromatic or modified aromatic substances

3815.11.00.00

With nickel or nickel compounds as the active substance

3815.12.00

With precious metal or precious metal compounds as the active substance

3815.90.10.00

Of bismuth, of tungsten or of vanadium

Base rate: 2.8%Source retrieved: 2026-06-15

3815.90.20.00

Of mercury or of molybdenum

3816.00.10.00

Dolomite ramming mix

3817.00.10.00

Mixed linear alkylbenzenes

3817.00.20.00

Mixed alkylnaphthalenes

3818.00.00

Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics

3819.00.00

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 minerals

3820.00.00.00

Antifreezing preparations and prepared deicing fluids

3821.00.00

Prepared culture media for development or maintenance of micro-organisms (including viruses and the like) or of plant, human or animal cells

3822.11.00.00

For malaria

3822.12.00.00

For Zika and other diseases transmitted by mosquitoes of the genus Aedes

3822.13.00.00

For blood-grouping

3822.90.00.00

Certified reference materials

Base rate: 2.1¢/kg + 3.8%Source retrieved: 2026-06-15

3823.11.00.00

Stearic acid

3823.12.00.00

Oleic acid

Base rate: 2.1¢/kg + 3.2%Source retrieved: 2026-06-15

3823.13.00

Tall oil fatty acids

Base rate: 3.2%Source retrieved: 2026-06-15

3823.19.20.00

Derived from coconut, palm-kernel or palm oil

Base rate: 2.3%Source retrieved: 2026-06-15

3824.10.00.00

Prepared binders for foundry molds or cores

Base rate: 6%Source retrieved: 2026-06-15

3824.30.00.00

Nonagglomerated metal carbides mixed together or with metallic binders

Base rate: 3.6%Source retrieved: 2026-06-15

3824.40.10.00

Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances

3824.40.20.00

Consisting wholly of inorganic substances

3824.50.00

Nonrefractory mortars and concretes

Base rate: 4.9%Source retrieved: 2026-06-15

3824.60.00.00

Sorbitol other than that of subheading 2905.44

3824.81.00.00

Containing oxirane (ethylene oxide)

3824.82.10.00

Chlorinated but not otherwise halogenated

3824.83.00.00

Containing tris(2,3-dibromopropyl) phospate

3824.84.00.00

Containing aldrin (ISO), camphechlor (ISO) (toxaphene), chlordane (ISO), chlordecone (ISO), DDT (ISO) (clofenatone (INN)), 1,1,1-trichloro-2,2-bis(p-chlorophenyl)ethane), dieldrin (ISO INN), endosulfan (ISO), endrin (ISO), heptachlor (ISO) or mirex (ISO)

3824.85.00.00

Containing 1,2,3,4,5,6-hexachlorocyclohexane (HCH (ISO)), including lindane (ISO,INN)

3824.86.00.00

Containing pentachlorobenzene (ISO) or hexachlorobenzene (ISO)

Base rate: 3.7%Source retrieved: 2026-06-15

3824.87.00.00

Containing perfluorooctane sulfonic acid, its salts, perfluorooctane sulfonamides, or perfluorooctane sulfonyl fluoride

3824.88.00.00

Containing tetra-, penta-, hexa-, hepta-, or octabromodiphenyl ethers

3824.89.00.00

Containing short-chain chlorinated paraffins

3824.91.00.00

Mixtures and preparations consisting mainly of (5-ethyl-2-methyl-2-oxido3,2-dioxaphosphinan-5-yl)methyl methylphosphonate and bis(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl)methyl methylphosphonate

3824.92.00.00

Polyglycol esters of methylphosphonic acid.

3824.99.11.00

In the form of ingots

3824.99.21.00

Consisting wholly of substances found naturally in coal tar, whether obtained from coal tar or other source

3824.99.25.00

Aqueous mixtures of triphenyl sulfonium chloride, diphenyl (4-phenylthio)phenyl sulfonium chloride and (thiodi-4,1- phenylene)bis(diphenyl sulfonium) dichloride

3824.99.26.00

Benzene, 2,4-diisocyanate-1,3,5-tris(1- methylethyl) homopolymer; 5-Fluoro-2-methyl-1-[[4-(methylsulfinyl)- phenyl]methylene]-1H-indene;Mixtures of dimethyl phthalate, t-butanol, hydrogen peroxide, and sodium salicylate; andMixtures containing derivatives of N-[4-(2- hydroxy-3-phenoxypropoxy)phenyl]- acetamide

3824.99.31.00

Of bismuth

3824.99.32.00

Of hydrosulfite compounds, of sulfoxylate compounds, or of both

Base rate: 4.2%Source retrieved: 2026-06-15

3824.99.33.00

Of mercury

3824.99.34.00

Of molybdenum

Base rate: 2.8%Source retrieved: 2026-06-15

3824.99.35.00

Of tungsten

3824.99.36.00

Of vanadium

Base rate: 4.6%Source retrieved: 2026-06-15

3824.99.41

Fatty substances of animal or vegetable origin and mixtures thereof

3824.99.49.00

Mixtures that are in whole or in part of hydrocarbons derived in whole or in part from petroleum, shale oil or natural gas

3824.99.50.00

Chlorinated but not otherwise halogenated

3824.99.70.00

Mixtures of dibromo neopentyl glycol; Polydibromophenylene oxide; Tetrabromobisphenol-A-carbonate oligomers; and Electroplating chemical and electroless plating solutions and other materials for printed circuit boards, plastics and metal finishings