... product of expensive flame retardant 3,good hot stabilit Introduction: Zinc Borate is one environmental-friendly halogen -free f lame retardant.There ... have applications in polyolefins, polyurethanes, thermoplastic elastomers and rubbers.Package:Zinc borate should be pack, transported, stored as normal chemical goods.Standard ... /bag,500kg/bag,and can design package according to order Zinc borate 223