Appearance: blue crystal
Cu(BF4)2.6H2O: 98%min
H₂O: 1.5%min
HBF₄ : 0.3%min
H₃BO₄ : 0.05%min
SO₄ ^2- : 0.05%min
Fe : 0.01%min
Pb : 0.05%min

Packing: 50KG/plastic drum or 25kg /fibre drum