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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If chemically modified into sugar ethers/esters
Sugar derivatives classify under 2940 per chapter note 2(c).
If used as herbicide/pesticide active ingredient
Pesticides have specific classifications outside Chapter 29.
If packaged with excipients for direct tablet compression
Formulations for retail/pharma use may be preparations under 3824.
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Import Tips & Compliance
• Use ISF filing with chemical CAS number (7048-04-6) for pre-arrival processing
• Monitor stabilizer additions; excess per note (f) could shift to mixtures
• Comply with DEA if used in controlled substance synthesis pathways
Related Products 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.
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.