Acetylsalicylic acid

Short Description:



Acetylsalicylic acid
Molecular Formula C9H8O4
Molecular Weight 180.16
CAS Registry Number 50-78-2
EINECS 200-064-1

Description:



Acetylsalicylic acid
Molecular Formula C9H8O4
Molecular Weight 180.16
CAS Registry Number 50-78-2
EINECS 200-064-1
Density 1.35
Melting point 136-140 ºC
Flash point 250 ºC
Water solubility 3.3 g/L (20 ºC)
Standard: USP32/BP20100/
Package: 25kg/drum

 

ITEMS LIMIT
Characters White crystal or crystalline powder.
Identification A violet-red color is produced
Infrared absorption According with IR reference spectrum
Loss on drying Not more than 0.5% of weight
Readily carbonizable substance no more color than M.F.Q
Residue on ignition ≤0.05%
Substances insoluble in sodium carbonate The solution is clear
Chloride ≤0.014%
Sulfate ≤0.04%
Heavy metals ≤10ppm
Free salicylic acid ≤0.1%
Organic volatile impurities Meets the requirement
Assay Contains C9H8O499.5%-101.0%

 


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