... 1332-07-6 3.Molecular weight: 434.62 4.competitive price and high quality Zinc borate 3.5H2OIntroduction:Zinc borate is ... primarily usedas a flame retardant in plastics and cellulose fibers, paper, rubbers and textiles. It is also used in paints, ... weight25 kg/ Bag17Loading Quantity18-20MT / 20'FCL. zinc borate wholesaler China for rubber, plastic, wood, paper, firefihgt, fiber, anti corrosive, fiber