Sodium phosphate dibasic dihydrate - 30435
Code: 30435
Sodium phosphate dibasic dihydrate
Puriss. p.a., Reagent European Pharmacopoeia, 98.5-101.0% (calc. to the dried substance)
sec-Sodium phosphate; Disodium hydrogen phosphate dihydrate; Disodium phosphate; di-Sodium hydrogen phosphate dihydrate
98.5-101.0%, Reag. Ph. Eur., 98.5-101% (calc. to the dried substance)
CAS Number: 10028-24-7
Linear Formula: Na2HPO4 · 2H2O
Molar Mass: 177.99 g/mol
MDL Number: MFCD00149182
| Property |
Value |
| Assay (calculated to the dried substance) |
98.5 - 101.0 % |
| Assay of NaH2PO4 (calculated to dried substances) |
max. 0.5 % |
| Loss on drying (130°C) |
19.5 - 21.0 % |
| PH (5 %, 20°C) |
9.0 - 9.2 |
| Arsenic (As) |
max. 0.00005 % |
| Iron (Fe) |
max. 0.0005 % |
| Potassium (K) |
max. 0.005 % |
| Heavy metals (as Pb) |
max. 0.0005 % |
| Chloride (Cl) |
max. 0.001 % |
| Sulfate (SO4) |
max. 0.005 % |
| Total N |
max. 0.001 % |
| Appearance of the solution |
complying |
| Reducing impurities |
complying |
| Property |
Value |
| Freezing point |
450 °C |
| Density |
2.07 g/cm3 |
