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Process Chemical purpose Feature
Cu Anti-tarnish CB-2001 Copper anti tarnish Agent Anti tarnish for Cu, Cu alloy for electronic part
Sn stripper MS-401 Sn / Pb Stripper Solder or tin stripper on Copper and suited for PCB, connector
Ni stripper NS-ERL Ni Stripper Minimize the damage of Ag, Cu, Possible to strip Ni plated seperately