di-Sodium hydrogen phosphate dodecahydrate, for analysis, ExpertQ®, ISO
- Synonyms: Sodium monohydrogen phosphate, Sodium phosphate dibasic
- Na2HPO4·12H2O
- M = 358,14 g/mol
- CAS [10039-32-4]
- EINECS-No.: 231-448-7
- Solub. in water: (20 ºC): ~ 218 g/l
- Melting point: 35 ºC
- LD 50 (oral, rat): 17000 mg/kg (anhydrous substance)
- Tariff number: 2835 22 00 00
- Applications: analytical chemistry, in buffer solutions (phosphates), in porcelain industry, cosmetics,
pharmaceutical and food industries, in pharma industry.
SPECIFICATIONS
assay (acidimetric): 99 - 102 %
pH (5 %, H2O): 9,0 - 9,4
chlorides (Cl): max. 10 ppm
sulfates (SO4): max. 50 ppm
total nitrogen (as N): max. 0,002 %
heavy metals (as Pb): max. 5 ppm
iron (Fe): max. 5 ppm
potassium (K): max. 100 ppm:
| Reference | Volume | ||
|---|---|---|---|
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SO0343005P | x 5 kg |
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SO03430500 | x 500 g |
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SO03431000 | x 1 kg |
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