... 2, Manufacturer offer with SGS PSI for Quality and Quantity 3, ISO9001:2000 Polyvinyl Chloride Resin ... impurity particles≤ 16≤ 16≤ 20Volatile content (incl. water)%≤ 0.30≤ 0.40≤ 0.40Apparent density≥ ... water pipe, chemical pipe, plastic windows and doors, packing film, plastic carpet, plastic ceiling, sanitary fitting, plastic wallpaper etc. (Polyvinyl chloride))PVC Resin K67 for Pipe and fittings ...