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L-Cysteine
Specification:
|
L-Cysteine |
AJI92 |
|
Appearance |
White crystals or crystalline powder |
|
Identification |
Conforms |
|
Specific rotation |
+8.3°~ +9.5° |
|
State of solution |
≥95.0% |
|
Chloride(Cl) |
≤0.04% |
|
Ammonium(NH4) |
≤0.02% |
|
Sulfate (SO4) |
≤0.030% |
|
Iron(Fe) |
≤10ppm |
|
Heavy metals ( Pb) |
≤10ppm |
|
Arsenic(As2O3) |
≤1ppm |
|
Other amino acids |
Conforms |
|
Loss on drying |
≤0.5% |
|
Residue on ignition |
≤0.1% |
|
Assay |
98.0%～101.0% |
|
pH |
4.5~5.5 |
CAS No.: 52-90-4
Standard: AJI
Function and application: It should be used in medicine, cosmetics, biochemical research, etc
Packaging: 25kg/bag(drum), others as required
MOQ：25kg
Shelf life: two years
Standard: AJI
Function and application: It should be used in medicine, cosmetics, biochemical research, etc
Packaging: 25kg/bag(drum), others as required
MOQ：25kg
Shelf life: two years
Category
Tags
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