... transparent liquid,has slight fruit odor.Melting point-54.6°C,boiling point:215.26°C,Relative density1.068,Index ... transparent liquid flow, a slight fruit aroma. Melting point -54.6 °C, boiling point of 215.26 °C, relative Density1.068, ... dioxide, phosphine oxide, phosphine.Use: Mainly used for high boiling point solvents, catalysts, plasticizers, flame retardants, ethyl agent, organic peroxide ...