Appearance White crystalline powder
Assay 98.0~102.0%
[α]D20 Specific rotation +84.0°~+87.5°
Water ≤2.0%
pH of 10% aqucous solution 5-8
Heay metals(Pb) ≤10ppm
Lead ≤1ppm
Arsenic ≤1ppm
Residue on lgnition ≤0.2%
Hydrolysis products ≤1.5%
Two sugar chloride ≤0.5%
Single sugar chloride ≤0.1%
Triphenylphosphine oxide ≤150 ppm
Methanol ≤0.1%
Total plate counmt NMT 250/g
Mold NMT 50/g
Escherichia Coli Negative
Salmonella spp. Negative