di-Potassium hydrogen phosphate anhydrous, Pharmpur®, Ph Eur, BP
- Synonyms: Dipotassium hydrogen phosphate, Potassium phosphate dibasic
- K2HPO4
- M = 174,18 g/mol
- CAS [7758-11-4]
- EINECS-No.: 231-834-5
- Solub. in water: (20 ºC): soluble
- Tariff number: 2835 24 00 00
- Applications: analytical chemistry, in buffer solutions (phosphates), nutrient media for bacterial culture.
SPECIFICATIONS
assay (acidimetric, on dried sample): 98,0 - 101,0 %
Identification A (EP): passes test
Identification B (EP): passes test
Identification C (EP): passes test
appearance of solution: clear and colourless
reducing substances: passes test
potassium dihydrogen phosphate: max. 2,5 %
chlorides (Cl): max. 200 ppm
sulfates (SO4): max. 0,1 %
arsenic (As): max. 2 ppm
iron (Fe): max. 10 ppm
loss on drying (130 ºC): max. 2,0 %
| Reference | Volume | ||
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PO0257005P | x 5 kg |
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PO0257025P | x 25 kg |
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PO02570500 | x 500 g |
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PO02571000 | x 1 kg |
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