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Product name:L-Cysteine Hydrochloride Monohydrate

Product introduction

Property: White crystals or crystalline powder;Soluble in water, slightly dissolve in the ethanol. Insoluble in benzene, ether, acetone, ethyl acetate and carbon tetrachloride.

Appearance: White crystals or crystalline powder

Cas No.: 7048-04-6

EINECS No.: 200-157-7

Molecular Formula: C3H8ClNO2S.H2O

Molecular Weight: 157.63

Specification:

Item

Specification

Standard

AJI92/FCCIV

Assay (dried substance)

99.0% ~ 101.0%

Specific rotation[α]D20

+5.5 ~ +7.0°

State of solution, %

≥98.0

Sulfate (SO4), %

≤0.02

Chloride (Cl), %

19.89-20.29

Ammonium salt (NH4), %

≤0.02

Iron (Fe), %

≤0.001

Loss on drying, %

8.5-12.0

Residue on ignition, %

≤0.10

Heavy metals (Pb), %

≤0.001

Arsenic (As), %

≤0.0001

pH

1.5 ~ 2.0

Other amino acids

Negative

Storage Condition:Stored in a cool and dry well-closed container. Keep away from moisture and strong light/heat.

Package: 25kg/drum

Application:L-Cysteine Hydrochloride Monohydrate is widely used in fields of medicine, food processing, biological study, materials of chemical industry and so on.

 


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