Category:
Amino Acids and Derivatives
CAS NO:
73-31-4
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Basic Info
CAS Number
73-31-4
Pharmacopoeia
USP,EP
Grade
food grade, pharmaceutical grade
Is Manufacturer
No
Samples Provided
YES
Sample Policy
Free sample
Packaging & Delivery
Packaging Specification
25.0kg/drum
Minimum Order Quantity
25KG
Product Description
Product name:L-Cystine Base
CAS NO:52-90-4
Description:White Crystals or Crystalline Powder
Molecular formula:C3H7NO2S
Package details:As per 25kg/Drum
Delivery time:Prompt shipment
Product function:
1. L-Cystine base is widely used in fields of medicine, food processing, biological study, materials of chemical industry and so on.
2.In addition, L-Cystine base is wildely used in the cure of liver disease, antioxidant and antidote and so on.
3. L-Cystine base is a promotor for bread fermentation. It promotes the form of glutelin and prevents from getting ageing.
4. And L-Cystine base is also used in cosmetic.
Specification: L-Cystine base
|
ITEM |
SPECIFICATION |
|
Description: |
White Crystals or Crystalline Powder |
|
Assay: |
98.5-101.0% |
|
PH: |
5.0-6.5 |
|
Specific Rotation: |
-215 to -225 degree |
|
Chloride(Cl): |
0.02% Max. |
|
Sulfate(SO4): |
0.02% Max. |
|
Ammonium (NH4): |
0.02% Max. |
|
Iron(Fe): |
20ppm Max. |
|
Heavy Metals(Pb): |
10ppm Max. |
|
Arsenic(As2O3) |
1ppm Max. |
|
Organic Volatile Impurities: |
Meets the Requirements |
|
Loss on Drying: |
0.2% Max. |
|
Residue on Ignition(Sulfated): |
0.10% Max. |
|
Organic Volatile Impurities: |
Conforms |
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