PRODUCT NAME

Aspirin

SYNONYMS

 Salicylic acid acetate

CAS NO.

50-78-2

APPLICATION

API

OUTSIDE PACKING

25KG/DRUM

INSIDE PACKING

25KG/BAG

ITEM

STANDARD

Appearance

White or almost white, crystalline   powder or colourless crystals

Identification   A. Ferric Acid   reaction test

Complies

Identification   B. IR-Spectrum

158-161

Loss on drying（%）

≤0.5

Loss on drying（%）

≤0.5

Readily   carbonizable substances

≤Fluid Q

Residue on ignition (%)

≤0.05

Substances Insoluble   in Sodium Carbonate TS

Clear

Chloride (%)

≤0.014

Sulfate (%)

≤0.04

Heavy metals

≤10   µg/g

Limit of free salicylic acid（%）

≤0.1

Assay (%)

99.5%—100.5%

Residual Solvents (%)

LOD≤0.5