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Acetylsalicylic acid, Pharmpur®, Ph Eur, BP, USP

- Synonyms: Acetoxybenzoic acid
- C9H8O4
- M = 180,15 g/mol
- CAS [50-78-2]
- EINECS-No.: 200-064-1
- Solub. in water: (20 ºC): 3,0 g/l
- Melting point: 136 ºC
- Flash pt. 250 ºC
- Ignition temp.: 500 ºC
- LD 50 (oral, rat): 200 mg/kg
- GHS-signal word: Danger
- GHS-H sentences: H301
- GHS-P sentences: P264 - P270 - P301+P310 - P321 - P405 - P501a
- Tariff number: 2918 22 00 00
- Applications: for pharmaceutical use, in pharma industry.

SPECIFICATIONS

dried sample): 99,5 - 100,5 %
Identification IR: passes test
identification A (USP): passes test
identification B (EP): passes test
Identification C (EP): passes test
Identification salicylates: passes test
appearance of solution : clear and colourless
chlorides (Cl): max. 0,014 %
sulfates (SO4): max. 0,04 %
salicylic acid: max. 0,1 %
substances darkened by H2SO4: passes test

4-hydroxybenzoic acid: max. 0,15 %
4-hydroxyisophtalic acid: max. 0,15 %
salicylic acid: max. 0,15 %
acetylsalicylsalicylic acid: max. 0,15 %
salsalate, salicylsalicylic acid: max. 0,15 %
acetylsalicylic anhydride: max. 0,15 %
unspecified impurities: max. 0,25 %
total: max. 0,25 %
loss on drying (over silica gel): max. 0,5 %
loss on drying (at vacuum): max. 0,5 %
residue on ignition: max. 0,05 %
substances insoluble in sodium carbonate: passes test