Molecular formula: C18H15P
CAS NO.: 603-35-0
Product Application
Triphenylphosphine is the basic raw material of catalyst (Triphenyl phosphine rhodium chloride), it is widely used in domestic petrochemical chemical industry. Triphenylphosphine is used in pharmaceutical, organic synthesis, analyze and other industries. Also used as a whitening agent for dye technology, antioxidant for polymerization reactions and colour film development, stabilizer in the reaction of producing polyepoxide, and analytical reagent.
Specification
Test Items | Qualified | Fist Grade | Superior Grade |
Appearance | White or light yellow crystal | White or light yellow crystal or flaked solid | White crystal |
Purity (wt) | ≥99.00% | ≥99.50% | ≥99.70% |
Triphenylphosphine oxide content (wt) | ≤0.5% | ≤0.2% | ≤0.1% |
S | <10ppm | <10ppm | <5ppm |
Cl,ppm | <25ppm | <20ppm | <10ppm |
Na,ppm | <5ppm | <5ppm | <5ppm |
Mg,ppm | <10ppm | <10ppm | <5ppm |
Fe,ppm | <10ppm | <10ppm | <50ppm |
Ash content,ppm | <100ppm | <100ppm | <100ppm |
Loss on drying ,% | <0.2% | <0.2% | <0.1% |
Melting point | 78-82 | 78.5-82 | 79.5-82 |
4%ccl4 Solution transmittance,% | ≥75% | ≥85% | ≥95% |
Package: 25-40kg/ Bag, Fibre Drum, Steel Drum