... .Golden Gum Rosin Colophony 2.Solid transparent nature resin 3.Usage: Adhesives, Pigment, Rubber Golden Gum Rosin Colophonygum rosin is important ... raw materials for the manufactire of Soap, Paper, Paint, Rubber, Resin, Electric and ... , soaps, electronic industrial products, food grade ester gum, rosin ester resins etc.3. Packing:(1) Drum: Galvanized iron ...