Aspirin CAS:50-78-2 English name Acetylsalicylic acid Chinese alias acetylsalicylic acid; vinonic acid; O-acetylsalicylic acid; aspirin; o-acetylsalicylic acid EINECS number: 200-064-1 Molecular formula: C9H8O4 Molecular weight: 180.16 Density: 1.35. Melting point: 135-138 ° C. Standard: cp25 Content: >99.50% Properties: white crystalline powder. Odorless, slightly sour. Stable in dry air, slowly hydrolyzed to salicylic acid and acetic acid in case of moisture. Slightly soluble in water, soluble in ethanol, ether, chloroform, also soluble in alkali hydroxide solution or carbonic acid solution, and decomposed at the same time. Uses: commonly used antipyretic analgesics. For antipyretic, analgesic, anti-rheumatic, promote uric acid excretion in patients with gout, anti-platelet aggregation and biliary mites treatment Packing: 25kg/bag