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LC4884 di-Potassium hydrogen phosphate trihydratefor analysis EMSURE |
| Order number | Packaging | Quantity | Price € |
| AC31884 | Plastic bottle | 250 g | 19.125 |
| AC31884 | Plastic bottle | 1 kg | 38.025 |
| AC31884 | Plastic bottle | 5 kg | 123.30 |
| AC31884 | Fibre carton | 50 kg | inquire |
| Product information | |
| Synonyms | Potassium phosphate dibasic |
| Hill Formula | HK2O4P * 3 H2O |
| Chemical formula | K2HPO4 * 3 H2O |
| HS Code | 2835 24 00 |
| EC number | 231-834-5 |
| Molar mass | 228.23 g/mol |
| CAS number | 16788-57-1 |
| Chemical and physical data | |
| Solubility | (20 °C) soluble |
| Melting point | ca.340 °C (anhydrous substance),decomposes |
| Molar mass | 228.23 g/mol |
| Bulk density | 800 kg/m3 |
| pH value | 9.2 – 9.4 (50 g/l, H2O, 20 °C) |
| Safety information | |
| Storageclass | 10 – 13 Other liquids and solids |
| WGK | WGK 1 slightly water endangering |
| Disposal | 14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535). |
| Specifications | |
| Assay (acidimetric) | ≥ 99.0 % |
| pH-value (5 %; water) | 9.1 – 9.3 |
| Chloride (Cl) | ≤ 0.001 % |
| Sulphate (SO4) | ≤ 0.005 % |
| Total nitrogen (N) | ≤ 0.001 % |
| Heavy metals (as Pb) | ≤ 0.001 % |
| As (Arsenic) | ≤ 0.00005 % |
| Fe (Iron) | ≤ 0.0005 % |
| Na (Sodium) | ≤ 0.1 % |
≤ 0.02 %