Grade : High Purity
Formula : C5H9NO4
MW : 147.13
Assay : 99.0%-100.5%
Appearance : White crystals or crystalline powder
Identification (IR) : Passes test
pH : 3.0 ~ 3.5
Specific Rotation(Dried) : +31.5˚ - +32.5˚
Chloride ≤0.02%
Ammonium ≤0.02%
Sulfate ≤0.02%
Iron ≤10ppm
Heavy Metals (as Pb) ≤10ppm
Arsenic (as As) ≤ 1ppm
Other Amino-acid : Passes test
State of solution : Clear and colorless ≥98%
Loss on Drying ≤0.1%
Residue on ignition ≤0.1%