Zinc Borate

Product Zinc Borate
(White powder)
Chemical Formula 2ZnO.3B203.3.5H20
Molecular weight 151.02
H. S. NO. 28402090
CAS NO. 1332-07-6

 

Test Standard Specifications
Appearance White powder
Zinc as (ZnO [%] 36-38% w/w
Borate as B203 [%] 47-49% w/w
Tapped Density (g/ml) 0.7% +/-0.2
Loss on ignition 600 °C. 14-16% w/w
pH 6.5-7.5
Size Residue
(Through 45 Microns)
0.50% max.
Particle Size (D50) NMT 12 Microns
Applications As Multi functional flame retardant and Smoke Suppressant in polymers, textiles, and paints. It is also used as an anti-arcing agent, a corrosion inhibitor, a preservative for building materials, and a source of micro nutrients in agriculture.