Properties
white or slight yellow powder

Assay %
99.0

Residue on Ignition %
0.5

Loss on Drying %
0.5

Chloride %
0, 2

Ferric salt ppm
10

Heavy Metals ppm
10

Arsenic ppm
1

Specific optical rotation
(5% solution,stable for 20hr)
+39.0o--+43.0o

Melting point
198.0 205.0

Microbiological Test
Total plate count :MAX 500/g
Yeast&mold :MAX 100/g
Salmonella :negative
E.Coli :negative

Package and storage
: Preserve in tight,light-resistant containers
Expiry date :Two years