... flakesAssay, % min (Area normalization method)96.0Crystallizing Point, °C min46.0Melting point,°C,min0.5Ash content,%,max0.1Properties: Pure 6PPD is ... anti-flex cracks , anti-insolation cracks, strong inhibition on copper ormanganese and other toxic metals, applicable to all types of ... polyethylene, polypropylene and acrylic resin.Package : N.W. 20kg/bag, or N.W. 25Kg/bag, packed with kraft paper bag. ...