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Sodio sulfato anhidro, polvo, purísimo

CAS: 7757-82-6

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- Synonyms: Sulfuric acid sodium salt
- Na2SO4
- M = 142,04 g/mol
- CAS [7757-82-6]
- EINECS-No.: 231-820-9
- Solub. in water: (20 ºC): 160 g/l
- Melting point: 888 ºC
- Boiling point: > 890 ºC (decomposes)
- Tariff number: 2833 11 00 00
- Applications: analytical chemistry, organic solvents drying.

SPECIFICATIONS
assay (on dried sample): 98,5 - 101 %
identification: passes test
appearance of solution: clear and colourless
acidity or alkalinity: passes test
chlorides (Cl): max. 0,045 %
calcium (Ca): max. 0,045 %
heavy metals (as Pb): max. 0,0045 %
iron (Fe): max. 0,001 %
magnesium (Mg): max. 0,02 %
loss on drying (130 ºC): max. 0,5 %
Residual solvents are analysed according to guideline CPMP/ICH/283/95.