2,5-Dichloroaniline-4-sulfonic acid monosodium salt
The monosodium salt of 2,5-dichloroaniline-4-sulfonic acid is explicitly listed under HTS 2921.42.36.00 per Chapter 29 salt classification rules. Commonly used in acid dye production.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If disodium salt or hydrated forms
Only monosodium salt explicitly named; other salts default to 'other' aniline derivatives.
If classified primarily by sulfonic acid salt
Chapter 29 note C(1) keeps organic salts with parent amine-function compound.
If pre-formulated into dye coupler
Mixtures for specific dye use may classify under synthetic organic coloring matter.
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Import Tips & Compliance
• Salt content verification via assay required; sodium content affects exact match to HTS description
• Stable under normal transport but monitor for decomposition to free acid during storage
• EU REACH registration often required for EU-origin material; verify Annex XVII restrictions
Related Products under HTS 2921.42.36.00
m-Chloroaniline
m-Chloroaniline (3-chloroaniline) is a chemically defined aromatic monoamine derivative with a chlorine substituent at the meta position, explicitly listed under HTS 2921.42.36.00. It serves as a key intermediate in synthesizing pharmaceuticals, pesticides, and dyes.
2,5-Dichloroaniline-4-sulfonic acid
2,5-Dichloroaniline-4-sulfonic acid is a sulfonated aromatic amine explicitly covered by HTS 2921.42.36.00. Used in manufacturing acid dyes and as a pharmaceutical intermediate.
2,4-Dinitroaniline
2,4-Dinitroaniline is a dinitro-substituted aniline explicitly covered by HTS 2921.42.36.00 as an aromatic amine derivative. Used in explosive manufacture and dye intermediates.
o-Nitroaniline-p-sulfonic acid, sodium salt
The sodium salt of o-nitroaniline-p-sulfonic acid (4-amino-2-nitrobenzenesulfonic acid sodium salt) is specifically named in HTS 2921.42.36.00. Essential for direct dye synthesis.
2,3,4-Trifluoroaniline
2,3,4-Trifluoroaniline is a polyfluorinated aniline derivative explicitly listed under HTS 2921.42.36.00. Used in agrochemical and pharmaceutical synthesis.
m-Chloroaniline Technical Grade 98%
Technical grade m-Chloroaniline (98% purity) qualifies under HTS 2921.42.36.00 as the chemically defined compound allows impurities per Chapter 29 note (a). Used in pesticide synthesis.