... No.68131-77-1,C5 Hydrocarbon resin 1.Purity : 100% 2.Softening Point: 98-105 3.Color: 5# and no odor AS No.68131-77-1 ... ,C5 Hydrocarbon resinDescription:1.Purity : 100%2.Softening Point: 98 ... ,car tires, bias tires ,inner tubes and other rubber industry. CAS No.68131-77-1,C5 Hydrocarbon resin