Factory supply best price L-serine CAS 56-45-1
Product Name: L-Serine
Medicines: H19994011
Properties: white crystal or crystal powder
Formula：C3H7NO3
Weight：105.09
Cas No：56-45-1
Product Description:
Packing: inner double layer plastic film, outer fiber can; 25kg/drum
Storage: 2 years in seal and shading place
[Quality Standard]
|
Item |
AJI92 |
USP28 |
|
Assay |
98.5~101.0% |
98.5~101.0% |
|
PH |
5.2~6.2 |
5.2~6.2 |
|
Specific rotation[a]D020 |
+14.4°~+15.5° |
+14.0°~+15.6° |
|
Transmittance(T430) |
clear & colorless |
|
|
Chloride(Cl) |
≤0.02% |
≤0.02% |
|
Ammonium(NH4) |
≤0.02% |
|
|
Sulfate(SO4) |
≤0.02% |
≤0.02% |
|
Iron(Fe) |
≤10ppm |
≤20ppm |
|
Heavy metals(Pb) |
≤10ppm |
≤10ppm |
|
Lead |
≤10ppm |
|
|
Arsenic(As) |
≤1ppm |
|
|
Other amino acids |
conforms |
Conforms |
|
Loss on drying |
≤0.20% |
≤0.20% |
|
Residue on ignition |
≤0.10% |
≤0.10%
|
Main uses:biochemical reagent, food additive, nutrition supplement, skin nutrition additive in cosmetic, material of cycloserine
Pls contact us to get COA and MSDS. Thanks.
