| Identification | |
| Name: | Diphosphoric acid,sodium salt (1:3) |
| Synonyms: | Diphosphoricacid, trisodium salt (9CI); Pyrophosphoric acid, trisodium salt (8CI); Sodiumpyrophosphate (Na3HP2O7) (7CI); Sodium phosphate (Na3HP2O7); Trisodiumdiphosphate; Trisodium monohydrogen diphosphate; Trisodium monohydrogendiphosphate (Na3HP2O7); Trisodium monohydrogen pyrophosphate; Trisodiumpyrophosphate; Trisodium pyrophosphate (Na3HP2O7) |
| CAS: | 14691-80-6 |
| EINECS: | 238-735-6 |
| Molecular Formula: | H4O7 P2 . 3 Na |
| Molecular Weight: | 243.920572 |
| InChI: | InChI=1/3Na.2H3O4P/c;;;2*1-5(2,3)4/h;;;2*(H3,1,2,3,4)/q3*+1;;/p-6 |
| Molecular Structure: |  |
| Properties | |
| Melting Point: | 988 DEG C |
| Flash Point: | °C |
| Boiling Point: | °Cat760mmHg |
| Density: | g/cm3 |
| Solubility: | IN WATER: 2.61 G/100 ML @ 0 DEG C; 6.7 G/100 ML @ 25 DEG C; 42.2 G/100 ML @ 100 DEG C |
| Appearance: | White powder |
| Specification: |
Diphosphoric acid trisodium salt (CAS No.14691-80-6), its synonyms are Trisodium hydrogen diphosphate ; Trisodium trihydrogen bis(phosphate) . |
| Flash Point: | °C |
| Color: | CRYSTALS COLORLESS, TRANSPARENT CRYSTALS OR WHITE POWDER White powder or granules. |
| Safety Data | |
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