CAS NO 78-67-1 Azobisisobutyronitrile·+AIBN·¼is a initiator in the polymerization of vinyl chloride,vinylacetate,acrylonitrile,methyl methylacrylate,and styrene. It is also as a foamer of plastic and rubber, and moreover, it can used in organic synthesis Packing 25¼K/carton Output 800T/year