■CAS No.:126-73-8
■Molecular formula:(C4H9O)3PO
■Molecular weight:266.32 (International Atomic Weight Table,1987)
■Molecular structure:
■Properties:Colorless and odorless transparent liquid; stable chemical properties at the normal temperature.Melting point:<-80℃;boiling point: 289℃
■Uses:It is mainly used as extracting agent for rare earth metals such as uranium, thorium, vanadium; widely used as defoaming agent in dyes, coating, petroleum drilling, paper making industry; also used as plasticizer and
chemical reagent
■Package:200kg /iron drum net each.
■Storage and transportation:Handle with care,no vigorous strike is permitted.Deposited in shady,airy and dry warehouse.Keep away from fire and rain.
■Quality index:
Item | Specific grade | Premium grade | AR | Industrial grade |
Content ,% | ≥99.5 | ≥99.0 | ≥98.5 | ≥98.0 |
Density ( 20℃ ) g/ml | 0.975-0.980 | 0.974 – 0.980 | 0.973-0.978 | ---- |
Refractive Index N D20 | 1.423-1.425 | 1.423 – 1.425 | ---- | ---- |
Acid value (as H+,mmol KOH /100g ) | ≤0.0015 | ≤0.002 | ≤0.002 | ---- |
Water ,% | ≤0.05 | ≤0.10 | ≤0.10 | ---- |