Acetylsalicylic acid；2-Acetoxybenzoic acid；Aspirin

CAS No.: 50-78-2

C9H8O4 =180.16

Grade: BR

Content: ≥ 99.0%

Melting point: 135 ~ 140 ℃

Heavy metals: ≤ 10ppm

Chloride: ≤ 140ppm

Sulfate: ≤ 0.04%

Sulphated ash: ≤ 0.05%

Free salicylic acid: ≤ 0.1%

Loss on drying: ≤ 0.50%

Physicochemical properties: white crystal or white crystalline powder. Odorless, slightly sour. It is stable in dry air and slowly hydrolyzed into salicylic acid and acetic acid in humid air. Soluble in ethanol, ether and chloroform, slightly soluble in water, soluble in alkali hydroxide solution or alkali carbonate solution, but decomposed at the same time

Purpose: biochemical research. Verify manganese. Organic synthesis.

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