| UNSPSC Code | 41116105 |
|---|---|
| NACRES | NB.21 |
| EC Number | 231-913-4 |
| MDL number | MFCD00011401 |
| InChI key | GNSKLFRGEWLPPA-UHFFFAOYSA-M |
| InChI | 1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1 |
| assay | 99.5-101.0% (T) |
| form | solid |
| quality | LiChropur™ |
| technique(s) | HPLC: suitable |
| pH | 4.1-4.5 |
| SMILES string | [K+].OP(O)([O-])=O |
| pKa (25 °C) | (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid) |
| mp | 252.6 °C (lit.) |
| solubility | H2O: 10%, clear, colorless |
| density | 2.338 g/mL at 25 °C (lit.) |
| <i>λ</i> | 10 % in H2O |
| UV absorption | λ: 210 nm Amax: ≤0.1 |
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