China factory high quality extracting agent P204 Di(2-ethylhexyl) phosphoric acid (Bis(2-ethylhexyl) phosphate) CAS 298-07-7 extraction agent d2ehpa
CAS No.: 298-07-7
Molecular formula: [C8H17O]2PO2H
Molecular weight: 322.42 (International Atomic Weight Table,1987)
Properties: Colorless or yellowish transparent viscous oily liquid; soluble to alcohol and some other organic solvents.Freezing point: -60℃; boiling point: 209℃(10mm Hg)
Uses: It is a kind of acid phosphorous-type extracting agent, widely used as extracting agent for non-ferrous and rare earth metals.
Package: 200kg /Plastic drum net each. or 1000L/IBC drum.
Storage and transportation: Handle with care, no vigorous strike is permitted. Deposited in shady, airy and dry warehouse. Keep away from fir and rain.
| Item | Specific grade | Premium grade | Industrial grade |
| Content, % | ≥97.0 | ≥95.0 | ≥93.0 |
| Mono octyl Ester, % | ≤1.5 | ≤2.0 | ≤2.5 |
| Chroma ( Pt-Co ) | ≤100 | ≤100 | ≤150 |
| Phase separation speed ( S ) | ≤60 | ≤100 | ≤150 |
| Acid value ( mg KOH /g ) | 150—189 | 159—189 | 159—189 |
| Density ( 20℃ ) g/ml | 0.9740—0.9780 | 0.9736—0.9756 | 0.9715—0.9735 |
| Viscosity μ20CPS | 42±3 | 42±3 | 42±5 |
| Flash Point ( open cup ) ℃ | ≥190 | ≥160 | ≥150 |
| Refractive Index ( N ) | 1.4438—1.4448 | 1.4434—1.4444 | 1.4430—1.4440 |
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Name |
Bis(2-ethylhexyl) hydrogen phosphate / P-204 | |||
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CAS # |
298-07-7 | |||
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Batch No. |
221010-12 |
Manufacturing date |
2022-10-10 |
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Quantity |
72000(kg） |
Expire date |
2023-10-9 |
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Items |
Standard |
Results |
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Appearance |
White crystal or powder |
Conforms |
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Content, % |
≥95.0 |
95.6 |
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Mono octyl Ester, % |
≤2.0 |
1.78 |
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Chroma（Pt—Co） |
≤100 |
80 |
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Phase separation speed（S） |
≤100 |
80 |
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Acid value（mg KOH/g） |
159 - 189 |
175 |
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Density（20℃）g/ml |
0.9736 - 0.9756 |
0.9736 |
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Viscosity,μ20CPS |
42±3 |
41 |
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Flash Point（Open cup）℃ |
≥160 |
179 |
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Refractive index（N） |
1.4434 - 1.4444 |
1.4444 |
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Conclusion |
Qualified |
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1. |
P204 Di(2-Ethylhexyl) Phosphoric Acid (Bis(2-Ethylhexyl) Phosphate) CAS 298-07-7 |
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2. |
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3. |
Bis(2,4,4-trimethylpentyl)dithiophosphinic acid CAS 107667-02-7 |
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4. |
Bis(2,4,4-trimethylpentyl)monothiophosphinic acid CAS 132767-86-3 |
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5. |
Bis(2,4,4-trimethyl pentyl)phosphinic acid/Cyanex 272/ Diisooctylphosphinic acid CAS 83411-71-6 |
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6. |
Triisobutylphosphine sulphide cas 3982-87-4 |
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7. |
Trialkylphosphine oxide cas 100786-00-3 |
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8. |
N-1923 Extraction Agent |
| 9. | N235 Extraction Agent |
| 10. | N-503 Extraction Agent |
| 11. | P-350 Extraction Agent |
| 12. | Tri-alkyl phosphine oxide（TRPO） |
| 13. | CA-12 Extraction Agent |
| 14. | Tributyl phosphate（TBP） |
| 15. | etc... |
