Methane sulfonic acid BST221 is specially purified for tin plating in semiconductor process.

Appearance: colorless liquid,
Bouquet: the smell of rotten eggs
Density: 1.35 ± 0.1 @ 25 ℃
PH: <1
Packing: 30kg / barrel

For tin plating solution, acid ions and tin plating provide impregnated and activated