Product specification

Acetyl Salicylic Acid

• Appearance: White crystalline powder or white crystals
• Identification: A. IR spectrum – complies
• Appearance solution: Clear and colourless
• Limit of free salicycic acid: ≤ 0.1 %
• Loss on drying: ≤ 0.5 %
• Residue on ignition: ≤ 0.05 %
• Substances insolution in sodium carbonate TS: Clear
• Rendily carbonizable substances: ≤ Matching fluid Q
• Sulphate: ≤ 0.04 %
• Heavy metals: ≤ 0.001 %
• Chloride: ≤ 0.014 %
• Related substances – Any single impurity: ≤ 0.1 %
• Total impurities: ≤ 0.25 %
• Assay (on dried basis): 99.5 – 100.5 %
• Particle size: 20-60 mesh

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