... grade. 2.For coatings, paper, ink,rubber, soaps etc. Gum Rosin Items Gum RosinSpecial Grade XFirst Grade WWSecond Grade WGThird Grade NFourth Grade ... max556Ash,(%),max0.020.030.04Packing1.Drum:Galvanized iron drum,225kgs net each drum.2.Bag:Kraft paper bag or plastic intertexture ... bag,25kgs net each bag.ApplicationsThey are all important raw materials for ...