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Calcium carbonate, precipitated, for analysis, ExpertQ®, Reag. Ph Eur

- Synonyms: Lime, Chalk, Marbler- CaCO3r- M = 100,09 g/molr- CAS [471-34-1]r- EINECS-No.: 207-439-9r- Solub. in water: (20 ºC): 14 mg/lr- Melting point: 825 ºC (decomposes)r- LD 50 (oral, rat): 6450 mg/kgr- Tariff number: 2836 50 00 00r- Applications: painting, in the rubber industry, plasticizer, dentifrices, in porcelain industry, insecticide, in food industry, cosmetics, for pharmaceutical use.rrSPECIFICATIONSrassay (complexometric, on dried sample): 98,5 - 100,5 %rIdentification A (EP): passes testridentification B (EP): passes testrinsoluble in CH3COOH: max. 0,2 %rchlorides (Cl): max. 330 ppmrsulfates (SO4): max. 0,25 %riron (Fe): max. 200 ppmrmagnesium and alkali metals: max. 1,5 %rloss on drying (200ºC): max. 2,0 %r