00356nam a2200097Ia 4500008004100000245003900041260012100080650001700201650003200218650000800250220216s9999    xx            000 0 und d 0aTypes and grades of natural rubber  bAsian Rubber Handbook and Directory (Ed. Kurian Abraham), Rubber Asia for Dhanam Publications, Kochi, 2003, pp.59-62  aCrepe rubber  aOil-extended natural rubber  aRSS