2930.90.92.10/Cysteine Hydrochloride Anhydrous USP Grade/Mexico

Cysteine Hydrochloride Anhydrous USP Grade from Mexico

Cysteine hydrochloride anhydrous USP grade is a high-purity, water-free salt of cysteine meeting United States Pharmacopeia standards, with the defining C-S bond. It is specifically enumerated under HTS 2930.90.92.10 as cysteine hydrochloride, an organo-sulfur compound. Primarily imported for pharmaceutical manufacturing and dietary supplements.

Duty Rate — Mexico → United States

3.7%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Include USP certificate of analysis proving ≥98% purity to confirm 'chemically defined' status

• Declare anhydrous form explicitly; mislabeling as monohydrate risks audit

• For pharma imports, file with FDA and ensure DMF (Drug Master File) availability

Cysteine Hydrochloride Anhydrous USP Grade from Mexico — Import Duty Rate | HTS 2930.90.92.10