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L-SERINE
[Name of product]: L-SERINE
[Chemical Formula]: 
[Molecular Formula]:
C 3 H 7 NO 3
[Molecular weight]: 105.09
[Character]: White crystalline powder, odorless, sweet , freely soluble in water,insoluble in alcohol and in ether
[Quality]:Pharma Grade adopted as USP32
Food grade adopted as the American FCC V
Standard According to buyer's Requirements, Generally |
Items |
Pharma Grade(USP32) |
Food Grade (FCCⅤ) |
Appearance |
White crystalline powder |
White crystalline powder |
Assay(on dry matter) |
98.5% ~ 101.5% |
98.5% ~ 101.5% |
Specific rotation |
+14.0º ~ +15.6 º |
+13.6º ~ +16.0 º |
Loss on drying |
0.2% Max.
|
0.3% Max. |
Residue on ignition |
0.1% Max. |
0.1% Max. |
Chloride |
0.05% Max. |
-- |
Sulfate |
0.03% Max. |
-- |
Iron |
0.003% Max. |
-- |
Heavy metals |
0.0015% Max. |
-- |
Lead |
-- |
5mg/kg Max |
Chromatographic purity |
Pass USP test |
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[Packing]: In fiber drums of 25KG net each or according to buyer’s need.
[Transport and Storage]: Handle with cares to avoid damaging the package, protects them from sunshine or rain. Don't transport it with poisonous or harmful goods. Stored in shaded, cool and dry places. |
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