Appearance White crystalline powder,odourless. taste
Specific Rotation +52.0 ~ +53.5
Identification Positive Reaction
Acidity 1.2 mL max
Chloride (as Cl) 200 ppm max
Sulfate 200 ppm max
Insoluble in Ethanol Meet the requirements
Sulfite and Soluble Starch Meet the requirements
Loss on Drying 9.5% max
Residue on Ignition 0.2% max
Iron (as Fe) 20 ppm max
Heavy Metals 20 ppm max
Arsenic (as As) 2 ppm max
Total Plate Count 1000 cfu/g max
Moulds 100 cfu/g max
E. coli Absent