1.petroleum resin 2.petroleum resin C5 C9 3.quickly delivery 1.C5 Petroleum Resin: .Character: It is transparent and light yellow granular. Besides the excellent qualities I. E., solubility, compatibility, adhesiveness, resistance for water, weather and heat it possesses, it stands chemically stable with things, such as acid, alkali. 2.Specification:C5 Color (in 50% Toluene)No.4-5Soften Point (DC ...