Item

Standard

Analysis data

Appearance

Off-white crystalline powder

Conforms

Specific Rotation [20/D]
(C=1 in H2O)

+30.0 ° to +33.0°

+32.0°

Loss on drying

Not more than 0.50%

0.1%

Residue on ignition(sulfated)

Not more than 0.10%

0.09%

Assay

98.5 to101%

99.2%

PH

5.0 to 7.0

5.8

Inspector:

陈君  王明芳   

Manager:

彭秀明

Conclusion

The product conforms to the standard.