Potassium dihydrogen phosphate 99.5-100.5%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent
Supplier: VWR Chemicals
Synonyms:
Monopotassiumphosphate, prim.-Potassium phosphate, Monopotassium phosphate, Potassium phosphate monobasic, Monobasic Potassium Phosphate, Potassium dihydrogen orthophosphate
VWRC26936.236EA
27.1
SGD
VWRC26936.236
VWRC26936.293
VWRC26936.260
VWRC26936.320
VWRC26936.460
Potassium dihydrogen phosphate 99.5-100.5%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent
Potassium dihydrogen phosphate
Formula:
KH₂PO₄ MW: 136,09 g/mol Boiling Pt: ~100 °C (1013 hPa) Melting Pt: 253 °C Density: 2,3 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00011401 CAS Number: 7778-77-0 EINECS: 231-913-4 REACH: 01-2119490224-41 Merck Index: 13,07744 |
Specification Test Results
Assay (calculated on dried substance) | 99.5 - 100.5 % |
Appearance of Solution S | Passes test Ph.Eur. |
Identification A | Passes test Ph.Eur. |
Identification B | Passes test Ph.Eur. |
Identification C | Passes test Ph.Eur. |
Reducing substances | Passes test Ph.Eur. |
Solubility in water | Passes test |
pH (20°C; 5 %) | 4.2 - 4.5 |
Heavy metals (as Pb) | Max. 10 ppm |
Loss on drying (105°C) | Max. 2 % |
Total N (Nitrogen) | Max. 20 ppm |
Water | Max. 0.2 % |
Cl (Chloride) | Max. 5 ppm |
SO4 (Sulphate) | Max. 30 ppm |
As (Arsenic) | Max. 0.5 ppm |
Ca (Calcium) | Max. 100 ppm |
Cu (Copper) | Max. 3 ppm |
Fe (Iron) | Max. 10 ppm |
Mg (Magnesium) | Max. 20 ppm |
Na (Sodium) | Max. 0.02 % |
Pb (Lead) | Max. 10 ppm |
Conforms to Reag. Ph.Eur. | Passes test |
Learn more
About VWR
Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...