... ,transparent oily liquid,b.p.216oc(4mmHg),viscosity 14 c.p.(20oc),refractive index 1.4434(20oc). Tri-iso-octyl Phosphate(TOP ... oily liquid,b.p.216°C(4mmHg),viscosity 14 c.p.(20°C),refractive index 1.4434(20°C).Specification:SpecificationSuper GradeFirst ...