Molecular Formula: Cu(BF₄)₂

Appearance: dark blue liquid
Copper fluoroborate (base on Cu²⁺):  12.0 %min
Free fluoroboric acid (HBF4) : 2.0%max
Free boric acid (HBO3) : 1.0 %max
Cl^-: 0.005% max
Iron (Fe) : 0.01%max
Sulfate (SO₄^2-): 0.005%max
Density: about 1.53

Package: 30kg or 250kg plastic drum