... .:9002-89-5 3.Formula:[C2H4O]n 4.Appearance:white powder Polyvinyl alcohol(PVA)1,other name: vinylalcohol polymer, poval2, ... 1.31(solid), 1.02(10% solution)Glass state temperature75-85°CRefractive index1.49-1.52Thermal conductivity0.2w/(m·K)Specific ... industry ,including:PVC, melamine, urea, ammonium chloride,polyvinyl alcohol, paraffin, sodium hydroxide, and so on. For more information , pls feel free ...