Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Sourcing L-cysteine?
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Sourcing L-cysteine?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
L-cysteine is a naturally occurring amino acid that acts as a flavor and nutrition additive in foods. It is commonly used to improve dough handling properties in bread production and serves as a reducing agent in various biochemical research applications.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for L-cysteine (CAS 52-90-4) is 2930.90.
2930.90
2930 90 13
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
(2R)-2-amino-3-sulfanylpropanoic acid
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