Chloramphenicol Powder

Test Item

Analysis Specification

Result

Description

Fine White Or Grayish White Or Yellowish White Needle-like Crystals Or Elongated Plates

yellowish White Needle-like Crystals Or Elongated Plates

Identification

positive

postitive

Melting Point

149 ~ 153°C

149.0~ 152.30°C

Assay

98.5 ~ 102%

99.0%

Loss On Drying

≤0.5%

0.0012

Residue On Ignition

≤0.1%

0.0009

PH

5.0 ~ 7.5

5.68

Specific Rotation

+18.5 ~ +20 °

+18.8°

Heavy Metals

≤0.001%

<0.001%

Related Substances

The Any Secondary Spot ≤0.5%

<0.5%

total≤2%

Total <2%

Chloride

≤0.005%

<0.005%

Crystallinity

Meets The Requirements

Meets The Requirem