Cysteine hydrochloride
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Duty Rate (from China)
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Products classified under HTS 2930.90.92.10
L-Cysteine Hydrochloride Monohydrate
L-Cysteine hydrochloride monohydrate is the monohydrated salt form of the amino acid L-cysteine, a chemically defined organic compound containing a thiol (-SH) group directly linked to carbon. It falls under HTS 2930.90.92.10 as an organo-sulfur compound classified specifically as cysteine hydrochloride. This form is commonly used in pharmaceutical and nutritional applications due to its stability.
DL-Cysteine Hydrochloride
DL-Cysteine hydrochloride is the racemic mixture salt of cysteine, featuring the characteristic organo-sulfur thiol group. Classified under HTS 2930.90.92.10 as it matches the specific subheading for cysteine hydrochloride, a separate chemically defined compound per Chapter 29 notes. Used in biochemical research and as a reducing agent.
Cysteine Hydrochloride Anhydrous USP Grade
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.
Pharmaceutical Grade Cysteine HCl
Pharmaceutical grade cysteine HCl is a purified hydrochloride salt of cysteine used in drug synthesis and as an active ingredient. As a chemically defined organo-sulfur compound with direct C-S linkage, it precisely matches HTS 2930.90.92.10. The hydrochloride form enhances solubility for medical applications.
Food Grade Cysteine Hydrochloride
Food grade cysteine hydrochloride serves as a dough conditioner and flavor enhancer in baking, recognized as GRAS by FDA. This chemically defined organo-sulfur salt with thiol functionality is classified under HTS 2930.90.92.10. Purity meets food chemical codex standards for safe consumption.