1 Longest history of production 2 Lowest prices, best quality 3 Certification of CN 4 Most ... CPVC resin is poor, and the solid content is low. 2, The solubility is good, and more resins can mix with ... ,min≤2020Viscosity (Tu-4cup/25°C ),S13.0-20.0(30±2)/(28-60)Heating loss , % ≤0.400.40Chlorine content , %64.0 ...