Our sodium silicofluoride specifications as follows:
snow white free flowing powder,anti-caking with low moisture.
Main content(Na2SiF6): 99%min
Weightloss at dry on 105℃ :0.4%max
Free acid (based on HCL):0.5%max
fineness (pass through 250um):90%min

Usage: milky reagent and fuse for glasses and enamel, wood corrosion, agricultural insecticide, anti-acid cement moisture absorber, natural milky reagent condensation accelerator, galvanize, nickel, iron additive, orthopedics stem, producing artificial crystal and sodium fluoride.

Packing: plastic woven sack, lining with two layers plastic bags,25kg each weight