HTS Code: 2921 — Amine-function Compounds Detailed Classification
HTS US: 2921.XX.XXXX Description This heading includes a broad range of organic compounds characterized by the presence of amine functional...
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HTS Code: 2920 — Esters of Inorganic Acids of Nonmetals and Their Derivatives
HTS US: 2920.XX.XXXX Description This heading encompasses esters derived from inorganic acids of nonmetals, excluding esters of hydrogen halides, as...
HTS Code: 2919 — Phosphoric Esters and Their Derivatives
HTS US: 2919.XX.XXXX Description HTS Code 2919 encompasses phosphoric esters and their salts, including lactophosphates, as well as their halogenated,...
HTS Code: 2918 — Oxygenated Carboxylic Acids and Their Derivatives
HTS US: 2918.XX.XXXX Description Heading 2918 covers carboxylic acids that contain additional oxygen functions beyond the basic carboxyl group. This...
HTS Code: 2917 — Polycarboxylic Acids and Their Derivatives
HTS US: 2917.XX.XXXX Description This heading encompasses a broad range of polycarboxylic acids along with their various chemical derivatives, including...
