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Package: Packing with plastic weaven bag lined with polythene plastic bag, 25kg or 1000kg per bag.

Uses : It is used as flux for soldering and brazing, in sand-casting of aluminum and magnesium, in the production of boron contained alloy, as filler in grinding wheel of thermoset resin, as the material to produce boron trifluoride and other fluoride, as reagen

Molecular Structure:

Product description: Appearance : achromaticity crystal Purity:98%min Chloride(Cl): 0.005%max Sulphate(SO4): 0.005% max Heavy metals (as Pb): 0.003% max Iron(Fe): 0.005% max Siliconfluoride (K2SiF6): 0.5% max Calcium(Ca): 0.005% max Water(H2O): 0.1% max Sodium(Na): 0.1% max