Potassium Fluoroborate
Formula: KBF4        
M. W: 125.91
Properties: White powder or granular crystal, without hygroscopicity, bittering; Slightly soluble in water and hot ethanol; Insoluble in cool ethanol; Toxic.

Specification: (%)
Assay(KBF4 ) 98.0min
H3BO4 0.4max
Chloride(Cl) 0.1max
Sulfate(SO4 ) 0.01max
(Fe) 0.03max
Moisture 0.05max
Lead(Pb) 0.01max
Calcium (Ca) 0.05max
Sodium (Na) 0.2max
Magnesium (Mg) 0.05max
K2 SiF6 1.0max  

Application: Welding flux, sand-casting of aluminum and magnesium, make other fluoride, electrochemical processes and chemicals.
Storage: Prevent wetting and exposure to sunlight.
Packing: 25Kg net, double plastic bags lined plastic woven bag.