cloth,wood,PU flame retardantPackage:1.Molecular formula: C9H18O4Cl3P2.Molecular weight: 327.43.Abbreviation: TCPP4.Property: It is colorless transparent oily liquid , Specific gravity(20°C/20°C)1.29, refractive index is N20D1.460-1.466, Flash point(open)220°C, Cl 32.5%, P 9.46%, viscosity :85mps20°C ;soluble..