Acetyl Salicylic Acid/Aspirin/Acetylsalicylic Acid

Items

Standard

Appearance

White or almost white, crystalline powder or colorless crystals

Identification (BP2009)

A.IR-Spectrum

Complies

B.Melting point of salicylic acid(°C)

156-161

Identification (USP32)

A.Ferric Acid reaction test

Complies

B.IR-Spectrum

Complies

Appearance of solution

Clear and colorless

Readily carbonizable substances

≤Fluid Q

Substances Insoluble in Sodium Carbonate TS

Clear

Chloride (%)

≤0.014

Sulfate (%)

≤0.04

Limit of free salicylic acid (%)

≤0.1

Heavy metals

≤10PPM

Loss on Drying

≤0.5

Sulphated ash (Residue on ignition (%)

≤0.05

Related Substances/Any single impurity (%)

≤0.1

Related Substances/Total impurities (%)

≤0.25

Assay (%)

99.5-100.5

Residual Solvents (%)

USP (467)