Barium sulfate, Pharmpur®, Ph Eur, BP
- Synonyms: Sulfuric acid barium salt, Blanc fixe
- BaSO4
- M = 233,40 g/mol
- CAS [7727-43-7]
- EINECS-No.: 231-784-4
- Solub. in water: (20 ºC): < 0,01 g/l
- Melting point: 1580 ºC
- LD 50 (oral, rat): > 15000 mg/kg
- Tariff number: 2833 27 00 00
- Applications: photography, in the rubber industry, synthesis of polymers, in radiology applications, in pharma industry, cosmetic auxiliary
- Appearance: blanco
SPECIFICATIONS
Identification sulfates: passes test
Identification B (EP): passes test
soluble in acid : max. 0,3 %
acidity or alkalinity: passes test
oxidisable sulphur compounds: passes test
barium soluble salts: max. 10 ppm
residue on ignition: max. 2,0 %
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