Description

White or off- White crystalline or crystalline Powder

White crystalline Powder

Solubility

This product is slighty soluble in methanol or ethanol, it is almost insoluble in water or trichloromethane

complies

Melting Point

190℃-194℃

192℃-193.5℃

Identi cation

Chemistry identification

Infrared identification

Conforming to the requirements

Conforming to the reference infrared spectrum

Acidity

PH2.5-3.0

2.6

Loss On Drying

≤1.0%

0.04%

Residue on ignition

≤0.1%

0.01%

Heavy metals

≤10ppm

<10ppm

Assay

≥98.5%

99.5%