| PURITY 99.00PCT MIN. | APPEARANCE:Transparent liquid |
Molecular Formula: (C4H9O)3POMolecular Weight:266.32(International Atomic Weight Table,1987)CAS NO:126-73-81.properties:Colorless or yellowish transparentliquid; soluable to many kind of organic solvents.2.Quality Index:
| Item | Export Grade | First Grade | AR | Industrial | Industrial Defoaming Grade |
| Contcnt% | ≥99.0 | ≥98.5 | ≥98.5 | ≥98.0 | - |
| Density(20oC)g/ml | 0.974-0.980 | 0.974-0.980 | 0.974-0.980 | 0.973-0.980 | 0.820-0.900 |
| Refractive Index( N25D) | 1.423-1.425 | 1.423-1.425 | - | 1.414-1.425 | 1.404-1.425 |
| Acid Value | ≤0.2 | ≤0.2 | ≤0.2 | ≤1.2 | ≤2.0 |
| Water(H2O)% | ≤0.12 | ≤0.13 | ≤0.1 | ≤0.35 | - |
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