编码描述:,of acrylonitile-isoprene rubbers (nir),of carboxylated acrylonitile-butadiene rubbers (xnbr),other,thioplasts (tm) 编码来源:韩国原始海关数据 产品标签: ethylene,arts,butadiene rubber,acryl,diene rubber,d form,epdm,carboxylate,appar,dye