di-Potassium hydrogen phosphate
General information
General information
| Chemical formula: K2HPO4 | Molar Mass: 174.18 g/mol |
| Appearance: White powder | Density: 2.44 g/cm3 (20 °C) |
| Solub. in water: 1600 g/L (20 °C) | Melting point: decomposes > 465 °C |
| pKa: 12.4 | pKb: 6.8 |
| Storage temp.: Below +30 °C | Cautions: May be irritant |
| pH value: 9 (10 g/L, H2O, 20°C) | Odor: Odorless |
| HS-No.: 2835 24 00 | EC-Index-No.: 231-834-5 |
Specification
Specification
| Assay | ≥ | 97.0 | % |
| pH (5 %) | 8.5 – 9.6 | ||
| Chloride | ≤ | 0.3 | % |
| Sulfate | ≤ | 0.3 | % |
| Insoluble substance | ≤ | 0.5 | % |
| Identification (Potassium) | Conforms | ||
| Identification (Phosphate) | Conforms | ||
| Iron | ≤ | 50 | ppm |
| Limit of monobasic or tribasic salt | ≤ | 0.4 | mL |
| Loss on drying | ≤ | 2.0 | % |
| Carbonate | Conforms | ||
| Sodium | Conforms | ||
| Limit of flouride | ≤ | 0.01 | % |
Ordering code
Ordering code
| Ordering code | 1 kg | 2.5 kg | 5 kg | 10 kg | 20 kg |
| P.E. | 423.06.01000.02 | 423.06.05000.02 | 423.06.10000.02 | ||
| Glass |
Hazard symbol
Hazard symbol
| Hazard Symbol |
محصولات مرتبط
| Name: Edetate Disodium |
| Grade: Extra pure |
| Application: Synthesis, Titration |
| Synonyms: Disodium ethylenediaminetetraacetate dihydrate |
| CAS Number: 6381-92-6 EC Number: 205-358-3 Molar Mass: 372.24 g/mol Chemical Formula: C10H14N2Na2O8 . 2H2O Hill Formula: C10H14N2Na2O8 . 2H2O |
| Download: Datasheet | CoA | SDS |
