... : 50%, 60%, 62%, 65%, 66% Property: Super whiteness and stable quality Zirconium Silicate for Ceramic IndustryContent: 50%, 60%, 62%, 65%, 66%Property: Super ... whiteness and stable quality.Particle Size: 1.0 um, 1.2~1.25um.Package ... 's requirement.Welcome to contact with us if any need. Zirconium Silicate