3.5H2O Zinc Borate
Zinc borate is an inorganic compound, a borate of zinca, it is a white crystalline or amorphous powder insoluble in water.
Project/level | ZB-2335(2ZnO.3B2O3.3.5H2O) | |
Excellent grade commodity | First grade commodity | |
Whiteness | 99 | 95 |
Appearance water %≤ | 0.5 | 1.0 |
Particle size.um | 1~3 | 3~5 |
Zine oxide ZnO.% | 37.0~40.0 | |
Boron Oxide B2O3.% | 45.0~48.0 | |
Weight loss on ignition | 13.5~15.5 | |
Fineness(325 sieve residua)% | 0.1 | |
Proportion. G/cm3 | 2.67 | |
Melting point °C | 980 | |
Loss crystalline water temperature °C > | 320 | |
Refractive index | 1.58 |
3.5H2O Zinc Borate