Tri-n-butyl phosphate is used as a solvent for rare earth metals exaction and purification, and as a flame retardant component of aircraft hydraulic fluid. It is involved in the formation of stable hydrophobic complexes with some metals. It is also employed as a defoamer additive in cement casings for oil wells, as an anti-air entrainment additive for coatings and floor finishes and as a solvent in nuclear fuel processing. Further, it is used as a solvent in inks, synthetic resins, gums and adhesives. In addition, it is used as a plasticizer for cellulose esters like nitrocellulose and cellulose acetate.
Miscible with diethyl ether, benzene, carbon disulfide and ethanol. Slightly miscible with water.
Incompatible with strong oxidizing agents, strong bases and alkali.
Safety and Handling
GHS H Statement
Suspected of causing cancer.
Harmful if swallowed.
Causes skin irritation.
GHS P Statement
Wear protective gloves/clothing.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
Get immediate medical advice/attention.
RTECSNumber : TC7700000
TSCA : TSCA