| Potassium Phosphate Dibasic (Anhydrous) 98% Extra Pure - Specifications | |
| Alternative News | Di-Potassium Hydrogen O-Phosphate |
| Description | White hygroscopic crystalline powder |
| Assay (acidimetric on anhydrous basis) | Min 98.0 % |
| Chloride (Cl) | Max. 0.001% |
| Sulphate (SO4) | Max. 0.005% |
| Melting Point/ Freezing Point [°C] | 253°C |
| Density [g/cm3] | 2.338 |
| Solubility in water [% weight] | Soluble in water |
| Identification | Passes test |
| pH (5% solution at 25°C) | 8.9-9.3 |
| Heavy metals (as Pb) | Max. 0.0005% |
| Insoluble matter | Max. 0.01% |
| Iron (Fe) | Max. 0.001% |
| Loss on drying (130°C) | Max 1% |
| Nitrogen compounds (N) | Max. 0.001% |
| Sodium (Na) | Max. 0.05% |
| Potassium Phosphate Dibasic (Anhydrous) 99% AR - Specifications | |
| Density [g/cm3] | White hygroscopic crystalline powder |
| Assay | Min 99% |
| Chloride (Cl) | Max. 0.001% |
| Sulphate (SO4) | Max. 0.005% |
| Melting Point/ Freezing Point [°C] | 253°C |
| Density [g/cm3] | 2.338 |
| Solubility in water | Soluble in water |
| pH (5% solution at 25°C) | 8.7-9.3 |
| Heavy metals (as Pb) | Max. 0.0005% |
| Insoluble matter | Max. 0.01% |
| Iron (Fe) | Max. 0.001% |
| Loss on drying (130°C) | Max 1% |
| Nitrogen compounds (N) | Max. 0.001% |
| Sodium (Na) | Max. 0.05% |
Potassium phosphate, dibasic, for molecular biology, 99.5% – is the inorganic compound with the formula K2HPO4.
| Potassium Phosphate, Dibasic | |
| Synonyms | Dipotassium hydrogenphosphate, Dipotassium phosphate, sec.-Potassium phosphate |
| Categories | Laboratory chemicals, Reagents for molecular biology |
| CAS | 7758-11-4 |
| HSN Code | 28352400 |
| Assay | 99% |
| Appearance (Form) | Powder |
| Appearance (Colour) | White |
| pH | 8.5-9.6 (25 °C, 5% in solution) |
Safety Information
- Safety Statements 22-24/25
- WGK Germany 3