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| Item | Unit | Value |
|---|---|---|
| 1 | Chemical Name | Di-(2-ethyl hexyl)phosphoric acid |
| 2 | CAS Number | 298-07-7 |
| 3 | Molecular Formula | (C8H17O)2P(O)OH |
| 4 | Chemical Structure |  |
| 5 | Molar Mass | 322.4 g/mole |
| 6 | Appearance | Clear, colourless to pale yellow liquid |
| 7 | Boiling Point | 393 °C (739 °F; 666 °K) |
Di-(2-Ethyl Hexyl) phosphoric acid (D2EHPA) is an Organo phosphorus compound which is pale yellow in color and is a diester of phosphoric acid and 2-ethylhexyl alcohol. In the nuclear industry it is used in combination with Tri- butyl Phosphate as nuclear solvent for extraction of Rare metals.
| Item | Unit | Value |
|---|---|---|
| Appearance | -- | Clear, Colorless |
| Di Ester | % | >95 |
| Mono Ester | % | >1.5 |
| Water Content | % | <0.01 |
| Color ( Gardner) | APHA | <100 |
| Acid No. | mg/gm | 170 - 180 |
| Density at 20°C | Gm/ cc | 0.974 – 0.980 |
| Ref. Index at 25°C | - | 1.441 – 1.442 |
| Viscosity at 20°C | cp | 55 - 60 |
| Flash Point ( °C ) | °C | 150-170 |
| Solubility of water | % | 2.4 |
| Solubility of water | % | <0.01 |
Available denominations: 200 Ltrs in HDPE Drums
| Contact us |
|---|
| Director (Operations) Heavy Water Board Department of Atomic Energy 5th Floor, Vikram Sarabhai Bhavan, Anushaktinagar, Mumbai-400094 Email : dir-o[at]mum[dot]hwb[dot]gov[dot]in |
Last updated on: 08-May-2019