Appearance White crystalline powder
Specific rotation[α]20/D
(C=8 6N HCL ) +16.0 to ~18.5 Degree
Chloride (Cl) Not more than 0.020%
Ammonium (NH4) Not more than 0.02%
Sulfate (SO4) Not more than 0.020%
Iron (Fe) Not more than 10ppm
Heavy metal(Pb) Not more than 10ppm
Other Amino Acids Chromatographically
Not detectable
Loose Not less than 0.2g/ml
Tightness Not less than 0.2g/ml
Particle size 80% Through # 40 mesh
Total Plate count Not more than 1000cfu/g
Loss on drying Not more than 2.0%
Residue on ignition(sulfated) Not more than 0.10%
Assay 98.5%~101.5%