Calcio solfato diidrato, per analisi, ExpertQ®, ACS
- CaSO4·2H2O
- M = 172,17 g/mol
- CAS [10101-41-4]
- EINECS-No.: 231-900-3
- Solub. in water: (20 ºC): ~ 2 g/l
- Tariff number: 2833 29 90 00
- Applications: analytical chemistry, laboratory reagent, in building materials, synthesis of organic products, for pharmaceutical use.
SPECIFICATIONS
assay (complexometric): 98,0 - 102,0 %
identity ( IR-spectrum): passes test
insoluble in diluted HCl: max. 0,02 %
appearance of solution (2,5 % in HCl 10 %): passes test
carbonates (CO3): passes test
chlorides (Cl): max. 0,005 %
nitrates (NO3): passes test
heavy metals: max. 0,002 %
iron (Fe): max. 0,001 %
magnesium (Mg): max. 0,01 %
potassium (K): max. 0,005 %
sodium (Na): max. 0,02 %
strontium (Sr) : max. 0,05 %
- Synonyms: Sulfuric acid calcium salt dihydrate
- CaSO4·2H2O
- M = 172,17 g/mol
- CAS [10101-41-4]
- EINECS-No.: 231-900-3
- Solub. in water: (20 ºC): ~ 2 g/l
- Tariff number: 2833 29 90 00
- Applications: analytical chemistry, laboratory reagent, in building materials, synthesis of organic products, for pharmaceutical use.
SPECIFICATIONS
assay (complexometric): 98,0 - 102,0 %
identity ( IR-spectrum): passes test
insoluble in diluted HCl: max. 0,02 %
appearance of solution (2,5 % in HCl 10 %): passes test
carbonates (CO3): passes test
chlorides (Cl): max. 0,005 %
nitrates (NO3): passes test
heavy metals: max. 0,002 %
iron (Fe): max. 0,001 %
magnesium (Mg): max. 0,01 %
potassium (K): max. 0,005 %
sodium (Na): max. 0,02 %
strontium (Sr) : max. 0,05 %
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