zinc borate 1.Appearance:white powder 2.Cas no.;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, adhesives, and pigments. As a flame retardant, it can replace antimony trioxide as a synergist in both ...