L-Cystine , a sulfur-containing amino acid, is mostly found in keratin such as hair and fingers.White needle or hexagonal crystal. Soluble in dilute inorganic acids and alkaline solutions, not easily soluble in water, insoluble in ethanol, insoluble in ether and chloroform.
Payment:
T/T, L/C, Western Union, Money GramProduct origin:
ChinaColor:
WhiteGoods_stock:
50000Shipping port:
Any port in GuangzhouLead Time:
One weekCAS No.:
56-89-3Usage:
Food additives, flavorings, nutritional enhancersAppearance:
White crystalline powderHS code:
2930901000Product Name: L-Cystine CAS NO.:56-89-3
MF:C6H12N2O4S2
Appearance:White crystalline powder
Usage:Food additives, flavorings, nutritional enhancers
Package:25kg/drum
HS Code:2930901000
Application:
White needle-like or hexagonal crystals. Almost odorless.
1. Can be used as food flavoring agents
2. Breastmilk of milk powder. Dough gluten enhancer
3. Baked food (yeast starter), baking powder.
4. It can be used as feed nutrition enhancer, which is beneficial to the growth of animals and improves the quality of fur
Package and Storage:
25kg/drum
It should be sealed and stored in a cool, dry place away from light.
Specification:
Item |
Specification |
Results |
Assay |
98.5%-101.0% |
99.50% |
Specific optical rotation |
-218°~ -224° |
-218.7° |
Chloride |
Not more than 0.020% |
<0.02% |
Loss on drying |
Not more than 0.20% |
0.18% |
State of solution (Transmit tance) |
Clear and colorless less than 98.0% |
98.5% |
Residue on ignition (sulfated) |
Not more than 10ppm |
0.08% |
Heavy metals (Pb) |
Not more than 10ppm |
<10ppm |
Sulfate |
Not more than 0.020% |
<0.02% |
Arsenic |
Not more than 1ppm |
<1ppm |
Iron (Fe) |
Not more than 10ppm |
<10ppm |
Ammonium |
Not more than 0.02% |
<0.02% |
PH |
5.0~6.5 |
5.6 |
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