D-Serine D-Ser serine
Why is SINOWAY:
1) Specialized in pharmaceutical and healthcare industrial for 34 years.
2) ISO 9001:2015 & SGS audited supplier .
3) Accept various payment terms : T.T 30-60 days.
4) We have warehouse in USA with quickly shipment .
5) We can do different terms of FOB ,CIF/CIP ,DDP ...
Appearance |
white crystalline powder |
White crystal powder |
Specific Rotation (C=10,2N HCl) |
-14.5º- -15.5º |
-15.1º |
Transmittance |
≥98% |
99% |
Loss on drying |
≤0.25% |
0.15% |
Residue on Ignition |
≤0.10% |
0.08% |
Iron(Fe) |
≤10ppm |
<10ppm |
Heavy Metals(Pb) |
≤10ppm |
<10ppm |
AS2O3 |
≤1ppm |
<1ppm |
Ammonium |
≤0.20% |
<0.02% |
Assay |
99.0%-101.0% |
99.5% |
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