Item

SPECIFICATIONS

RESULTS

Appearance

A bright-red,crystalline powder

Conforms

Identification

A,B,C

Conforms

PH

4.5~6.5

5.5

Bulk density (g/ml)

0.7

0.83

Rifampicin quinone

≤1.5%

0.5%

Any other impurity

≤1.0%

0.7%

Total impurities

≤3.5%

2.1%

Heavy metals

≤20ppm

<20ppm

Loss on drying

≤1.0%

0.8%

Sulphate ash

≤0.1%

0.06%

Assay(Calculated on the anhydrous basis)

97.0%~102.0%

99.3%

Conclusiion
outlet replica

This product complied with the standard of  USP32