| Model: | 004 |
|---|---|
| Brand: | ZS |
| Origin: | Made In China |
| Category: | Chemicals / Fodder Additives |
| Label: | L-Cysteine , dl-methionine , amino acid |
| Price: |
-
|
| Min. Order: | - |
| Last Online:18 Sep, 2016 |
Appearance: Our L-Cysteine is colorless or white crystalline substance of hexagon, or
crystalline powder.
Statutory No: CAS 52-90-4
Molecular formula: C6H12N2O4S2
Molecular weight: 240.3
Product specification:
|
Item |
Specifications (AJI97 ) |
|
Appearance |
White crystal or crystalline powder; tasteless |
|
Assay, % |
98.5~101.0 |
|
Specific rotation |
-218°~ -224° |
|
Loss on drying, % |
≤0.2 |
|
Transmittance, % |
≥98.0 |
|
Chloride (as Cl), % |
≤0.02 |
|
Sulfate (as SO4), % |
≤0.02 |
|
Ammonium as (as NH4), % |
≤0.02 |
|
Iron (as Fe), % |
≤0.001 |
|
Heavy Metals (as Pb), % |
≤0.001 |
|
Arsenic (as As), % |
≤0.0001 |
|
pH Value |
5.0~6.5 |
|
Residue on ignition, % |
≤0.1 |
Packaging: 25kg/paper plastic complex bag,or according to order.
Storage: Preserve in well-closed,container,store in cool, dry place.
Shelf life: in conform to the specified storage conditions and packaging is complete, shelf life
is 2 years.
Usage: (1) L-Cysteine is one of the important products the amino acid series. It is widely used
in medical, chemical and food industry.
(2) It is a good drug for prevention of skin old and feeble, cirrhosis and other liver diseases.
| Payment Terms: | T/T,L/C |
|---|---|
