Calcium sulfate dihydrate, Pharmpur®, Ph Eur, BP, NF
- Synonyms: Sulfuric acid calcium salt dihydrater- CaSO4·2H2Or- M = 172,17 g/molr- CAS [10101-41-4]r- EINECS-No.: 231-900-3r- Solub. in water: (20 ºC): ~ 2 g/lr- Tariff number: 2833 29 90 00r- Applications: analytical chemistry, laboratory reagent, in building materials, synthesis of organic products, for pharmaceutical use.rrSPECIFICATIONSrassay (complexometric): 98,0 - 102,0 %rrdried sample): 98,0 - 101,0 %rIdentification sulfates: passes testrIdentification calcium: passes testracidity or alkalinity: passes testrchlorides (Cl): max. 300 ppmrarsenic (As): max. 10 ppmriron (Fe): max. 100 ppm: rloss on ignition (800 °C): 18,0 - 22,0 %rloss on drying (250 °C): 19,0 - 23,0 %r
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