- Description
PRODUCT SPECIFICATIONS | ||
Appearance: | White crystalline powder | |
ZnO | (%) | 37.0-40.0 |
B2O3 | (%) | 45.0-48.0 |
Appearance water | (%) max. | 0.5 |
Sieve Residue(325 mesh) | (%) max. | 0.1 |
Heating Loss | (%) | 13.0-15.5 |
Pb ppm | max. | 10 |
Cr ppm | max. | 5 |
Particle size | (μm) | 3-5 |
Temperature of losing crystal water | ℃ | 290 |
Refractive Index | 1.58 | |
Whiteness | (%) min. | 99 |
PACKAGING: | ||
Bag: | 25kg | |
Or other kind of package clients need |