Items

Standard

Analysis data

Appearance

White crystals or crystalline powder

conforms

Specific Rotation [а]D20

-26.7 to -29.1 Degree

-27.2º

Chloride (Cl)

Not more than 0.05%

＜0.05%

Sulfate (SO4)

Not more than 0.03%

＜0.03%

Iron (Fe)

Not more than 0.003%

＜0.003%

Heavy Metals (Pb)

Not more than 15PPM

＜15PPM

Loss on Drying

Not more than 0.20%

0.12%

Residue on Ignition (Sulfated)

Not more than 0.40%

0.05%

Assay

98.5% to 101.5%

99.4%

pH

5.0to 6.5

5.63

Inspector:

陈君 王琼

Manager:

彭秀明