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L-Cystine

Post Date:

2008-09-23 17:12:55.0

Expiry Date:

2009-09-23

Date Joined:	2008-09-23 16:55:18.0
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Year Established:
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Detailed Selling Lead Description

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 AJI92/EP5
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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