... & APPLICATIONSGranule form PVAC including the grades of high, middle and low molecular weight is clear crystal without impurity, no metal scrap particles ... powder with tenaciousVolatile1.0% maxHeavy Metal, mg/Kg(as Pb)10.0 maxFree Acid(as CH3 COOH),0.05% maxArsenic, mg ... )3.0 maxPb, mg/Kg (as Pb)1.0 maxViscosity (10% ethyl acetate)20 °C: 1.0-4.0mPa.SSoftening Point58 ...