Calcium sulfate dihydrate, for analysis, ExpertQ®, ACS

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CAS: 10101-41-4

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x 5 kg :: Plastic container	CA0285005P	Check availability	Buy

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x 250 g :: Plastic bottle	CA02850250	Check stock	Buy
x 25 kg :: Plastic container	CA0285025P	Check stock	Buy
x 500 g :: Plastic bottle	CA02850500	Check stock	Buy
x 1 kg :: Plastic bottle	CA02851000	Check stock	Buy

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Characteristic
Volume : x 5 kg

- 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 %