2011 New plasticizer for glass products 1.Purity:99.3 min 2 ... .ISO,CIQ,COA,SGS,Certificate 3.light color ,high efficiency, 2011 New plasticizer for ... been widely used in the early 1970s for molding of PVC products, Union Carbide Corporation (VCC), Harwick, etc ... benzoate.Structure consistent is the similar with foreign products.Ideal target has achieved the foreign product ...