... )≤0.10Moisture(w/w),%≤0.10Specific weight(d204°C)1.50±0.01Refractive index(n 20 D) ... 1.498±0.03Viscosity(25°C,centipoise )1600-1900 Property: It is colorless transparent ... gravity(20°C)1.504, Conversion raten n 20 D1.498, Flash point(open)251°C, Freeze point-6°C, Decompose temperature ... 230°C, solubility 0.01%(30°C), P 7.2%, Cl ...