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Items Standard Analysis data
Appearance White crystals or crystalline powder conforms
Specific Rotation [а]D20
(C=6,H2O) +27.2 to +29.0 Degree +28.2º
State of solution
(Transmittance) Clear and colorless
Not less than 98.0% 98.5%
Chloride (Cl) Not more than 0.020% Conforms
Ammonium(NH4) Not more than 0.020% Conforms
Heavy Metals (Pb) Not more than 10PPM 8PPM
Arsenic(As2O3) Not more than 1PPM Conforms
Loss on Drying Not more than 0.20% 0.15%
Residue on Ignition (Sulfated) Not more than 0.10% 0.06%
Assay 98.5% to 101.0% 99.3%
D-Threonine
发布日期 ：2011-02-21 16:27 编号：531981
发布IP：220.166.1.175
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