Oxpho Blue

[terryt]

Hi :

Does anyone know what chemicals Oxpho Blue has in it?

Thanks,

Terryt

[oldred]

Nickel Sulfate

Selenic Acid (The main ingredient in most cold blues)

Phosphoric Acid

Copper Sulfate

Water



In what proportions I have no idea.

[waksupi]

http://hazard.com/msds/f2/cbx/cbxqh.html