Aniline derivatives and their salts
Amine-function compounds. > Aromatic monoamines and their derivatives; salts thereof: > Aniline derivatives and their salts > Aniline derivatives and their salts
Duty Rate (from China)
Products classified under Tariff item 2921.42.00
2,3,4-Trifluoroaniline
2,3,4-Trifluoroaniline is a polyfluorinated aniline derivative used in agrochemical and pharmaceutical synthesis. It is a chemically defined aromatic monoamine and is classified under tariff item 2921.42.00 as an aniline derivative.
2,4,5-Trichloroaniline
2,4,5-Trichloroaniline is a chemically defined aromatic monoamine derivative with three chlorine atoms on the aniline ring. It is an aniline derivative and falls under tariff item 2921.42.00.
2,4,5-Trichloroaniline (98% Pure Technical Grade)
Technical grade 2,4,5-trichloroaniline at 98% purity is a separate chemically defined compound per Chapter 29 note (a). It is classified under tariff item 2921.42.00 as an aniline derivative.
2,4,5-Trichloroaniline Hydrochloride Salt
2,4,5-Trichloroaniline hydrochloride salt is an inorganic salt of an amine-function compound, classified with the organic compound per Chapter 29 note 5(C)(1). It falls under tariff item 2921.42.00.
2,4-Dichloroaniline
2,4-Dichloroaniline is a halogenated aromatic monoamine with two chlorine atoms on the aniline ring. It is an aniline derivative used in herbicide and dye manufacturing, falling under tariff item 2921.42.00.
2,5-Dichloroaniline
2,5-Dichloroaniline is a dihalogenated aniline compound used as an intermediate in rubber antioxidants and pharmaceutical synthesis. As a chemically defined aromatic monoamine with halogen substituents, it falls under tariff item 2921.42.00 for aniline derivatives and their salts.
2-Chloro-5-nitroaniline
2-Chloro-5-nitroaniline is an aniline derivative with both halogen and nitro substituents, used as an intermediate in disperse dyes and pharmaceuticals. It is a chemically defined aromatic monoamine, classified under tariff item 2921.42.00.
3,4-Dichloroaniline
3,4-Dichloroaniline is a chemically defined aromatic monoamine with chlorine atoms at the 3 and 4 positions of the aniline ring. It is used as an intermediate in the synthesis of dyes, agrochemicals, and pharmaceuticals, and is classified under tariff item 2921.42.00.
3,4-Dichloroaniline Hydrochloride Salt
3,4-Dichloroaniline Hydrochloride Salt is the protonated form of 3,4-dichloroaniline, improving solubility and stability for industrial handling. As a salt of an aniline derivative, it is classified under tariff item 2921.42.00 per Chapter 29 note 5(C)(1).
3,4-Dichloroaniline with Stabilizer for Transport
3,4-Dichloroaniline with Stabilizer for Transport is the base compound with an anticaking agent added solely for safe bulk transport. Per Chapter 29 note (f), the addition does not affect classification, so it remains under tariff item 2921.42.00.
3,5-Dichloroaniline
3,5-Dichloroaniline is a symmetrically substituted dihalogenated aniline used in pesticide synthesis and as an analytical reagent. As a chemically defined aromatic monoamine, it is classified under tariff item 2921.42.00 for aniline derivatives.
4-Chloro-3-nitroaniline
4-Chloro-3-nitroaniline is an aniline derivative with chloro and nitro substituents, used in hair dye formulations and agrochemical synthesis. It is a chemically defined aromatic monoamine, classified under tariff item 2921.42.00.
Bulk Sulfanilic Acid Flakes
Bulk sulfanilic acid flakes are used for industrial dye and pigment manufacturing. As a chemically defined aniline derivative salt, the physical form does not affect classification, and it falls under tariff item 2921.42.00.
Metanilic Acid
Metanilic acid (3-aminobenzenesulfonic acid) is a chemically defined aromatic monoamine derivative used as a key intermediate in dye synthesis. It is classified under tariff item 2921.42.00 as an aniline derivative and salt thereof.
Metanilic Acid for Dye Synthesis
Purified metanilic acid packaged specifically for azo dye production is a diazotizable amine used as a coupling agent in textile colorant manufacturing. It meets Chapter 29 note 1(h) for diluted standard strengths and is classified under tariff item 2921.42.00.
Metanilic Acid Sodium Salt
The sodium salt of metanilic acid is a water-soluble aromatic amine derivative used in azo dye manufacturing. As a salt of an aniline derivative, it is classified under tariff item 2921.42.00 per Chapter 29 note 5(C).
m-Nitroaniline
m-Nitroaniline (3-nitroaniline) is a nitrated aromatic monoamine used in azo dye production and as a corrosion inhibitor. It is a chemically defined aniline derivative, classified under tariff item 2921.42.00.
N-Ethylaniline
N-Ethylaniline is a chemically defined aromatic monoamine derivative with an ethyl group attached to the nitrogen of aniline. It is an aniline derivative and falls under tariff item 2921.42.00.
N-Ethylaniline (98% Pure Technical Grade)
Technical grade N-Ethylaniline at 98% purity with minor impurities is still classified as a separate chemically defined compound per Chapter 29 note (a). It is used in dye manufacturing and as a corrosion inhibitor.
N-Ethylaniline Aqueous Solution (50% w/w)
N-Ethylaniline aqueous solution at 50% w/w is a product of heading 2921.42 dissolved in water, per Chapter 29 note (d). It is used in controlled-release pesticide formulations.
N,N-Diethylaniline
N,N-Diethylaniline is a tertiary aromatic amine with two ethyl groups on the nitrogen atom of aniline. It is an aniline derivative used as an intermediate in producing dyes and pharmaceuticals, falling under tariff item 2921.42.00.
N,N-Diethylaniline with Stabilizer
N,N-Diethylaniline with a necessary stabilizer for preservation during transport is classified under tariff item 2921.42.00 per Chapter 29 note (f). It is primarily used in pharmaceutical synthesis.
N,N-Diethylmetanilic Acid
N,N-Diethylmetanilic acid is an aniline derivative with diethylamino and sulfonic acid groups, used in specialty dye and surfactant synthesis. As a chemically defined aromatic monoamine, it is classified under tariff item 2921.42.00.
N,N-Diethylmetanilic Acid Sodium Salt
The sodium salt of N,N-diethylmetanilic acid is a water-soluble aniline sulfonic acid derivative used in direct dye manufacturing. As a salt of an aniline derivative, it is classified under tariff item 2921.42.00 per Chapter 29 note 5(C).
N,N-Dimethylaniline
N,N-Dimethylaniline is a chemically defined aromatic monoamine derivative where two methyl groups are attached to the nitrogen atom of aniline. It is an aniline derivative and falls under tariff item 2921.42.00 as an aniline derivative and its salts.
N,N-Dimethylaniline in 10% Aqueous Solution
N,N-Dimethylaniline in a 10% aqueous solution is a product of heading 2921.42 dissolved in water, qualifying under Chapter 29 note (d). The solution is a normal method of putting up the product for handling and transport.
N,N-Dimethylaniline Stabilized with Hydroquinone
N,N-Dimethylaniline stabilized with hydroquinone is a chemically defined compound with an added stabilizer necessary for preservation during transport, per Chapter 29 note (f). The stabilizer does not alter the product's classification.
N,N-Dimethylaniline Technical Grade 99%
Technical grade N,N-Dimethylaniline at 99% purity is a separate chemically defined organic compound used in industrial dye manufacturing. It falls under tariff item 2921.42.00 as an aniline derivative.
o-Aminobenzenesulfonic Acid (Orthanilic Acid)
o-Aminobenzenesulfonic acid (orthanilic acid) is a chemically defined aromatic monoamine with amino and sulfonic acid groups on a benzene ring. It is a key intermediate in dye synthesis and is classified under tariff item 2921.42.00 as an aniline derivative.
p-Fluoroaniline
p-Fluoroaniline (4-fluoroaniline) is a fluorinated aniline derivative used as an intermediate in pharmaceuticals such as fluoroquinolone antibiotics and agrochemicals. As a chemically defined aromatic monoamine, it is classified under tariff item 2921.42.00.
Pharmaceutical Grade Metanilic Acid
Pharmaceutical grade metanilic acid (>99.5% purity) is used for synthesis of sulfonamide antibiotics and pharmaceutical intermediates. As a chemically defined aromatic monoamine derivative, it is classified under tariff item 2921.42.00.
Pharmaceutical Grade Sulfanilic Acid USP
Pharmaceutical Grade Sulfanilic Acid USP is a high-purity aromatic monoamine derivative used in diagnostic reagents and the synthesis of sulfa drugs. It meets pharmacopeia standards and is classified as a separate chemically defined organic compound under Chapter 29.
Purified 3,4-Dichloroaniline Flakes
Purified 3,4-Dichloroaniline Flakes is a high-purity form processed into stable flakes for use as a pharmaceutical intermediate. It meets Chapter 29 criteria as a separate chemically defined compound and is classified under tariff item 2921.42.00.
Reagent Grade N,N-Dimethylaniline 99.5% ACS
Reagent grade N,N-Dimethylaniline at 99.5% purity is a chemically defined compound for laboratory use. It is classified under tariff item 2921.42.00 as an aniline derivative, meeting Chapter 29 scope despite high purity.
Stabilized 2,4,5-Trichloroaniline with Antioxidant
Stabilized 2,4,5-Trichloroaniline with an antioxidant is classified under tariff item 2921.42.00 per Chapter 29 note (f). The stabilizer is necessary for preservation during transport.
Sulfanilic Acid
Sulfanilic Acid (4-aminobenzenesulfonic acid) is a white crystalline powder used as an intermediate in dye and pharmaceutical manufacturing. It is a chemically defined aromatic monoamine with a sulfo group, classified under tariff item 2921.42.00.
Sulfanilic Acid with 0.5% Stabilizer
Sulfanilic Acid with 0.5% Stabilizer is the base compound with an anticaking agent added solely for preservation and safe transport. Under Chapter 29 note (f), such additions do not alter classification, so it remains under tariff item 2921.42.00.
Technical Grade 3,4-Dichloroaniline (98% Purity)
Technical Grade 3,4-Dichloroaniline at 98% purity contains allowable impurities per Chapter 29 note (a). It is a chemically defined aromatic monoamine derivative used as an intermediate in agrochemical and dye synthesis, classified under tariff item 2921.42.00.
Technical Grade Metanilic Acid
Technical grade metanilic acid contains allowable impurities but remains a separate chemically defined compound under Chapter 29 note 1(a). It is primarily used in industrial dye manufacturing and is classified under tariff item 2921.42.00.
Technical Grade Sulfanilic Acid 98%
Technical Grade Sulfanilic Acid at 98% purity is a bulk industrial chemical used primarily in azo dye production. It is classified as a separate chemically defined compound under Chapter 29, with impurities allowed per note (a).