Items

Specification: USP24

Description

White crystals or crystalline powder; tastes at first slightly sweet, then bitter

Identification

Compare the infrared absorption spectrum of the sample with that of the standard by potassium bromide disc method

Specific Rotation

+38.9o TO + 41.8o

Chloride

Not more than 0.05%

Sulfate

Not more than 0.03%

Iron

Not more than 0.003%

Heavy metals

Not more than 0.0015%

Organic volatile impurities

Conforms

Loss on drying

Not more than 0.3%

Residue on ignition

Not more than 0.3%

pH

5.5 to 7.0

Assay

98.5% - 101.5%