CHANGZHOU HIGHASSAY® CHEMICAL CO., LTD

L-Cystine 56-89-3

Item Code:56-89-3 Features:EP/AJI
  • Description
L-Cystine
 
CAS No.：56-89-3
Molecule Formula：C6H12N2O4S2
Molecule Weight：240.30
Structure Formula：
Description：White crystals or crystalline powder; almost insoluble in water, practically insoluble in ethanol and in ether.
Manufacture Standards: AJI/EP
Specification:
 

Specific rotation

-215 - -225°

Heavy metals

≤10ppm

Water content

≤0.20%

Residue on ignition

≤0.10%

Assay

98.5-101.0%

PH

5.0-6.5
 
Mainly uses:
Used in food additive, medicine and cosmetic etc.
Packing:
25kgs/ fiber drum.

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