... -6 Nickel electroplating intermediateadditive for nickel platingBrightener and leveling agent in LCD of nickel platingPOPDHChemical namePropargyl-oxo-propane2,3 ... ToleranceATPN , SSO3, PN, PZN, FEZX ..Brighter and leveling agent at low area lightPOPDH, PS, POPS,..Low foam wetting ... H1,HETM... Copper Plating ChemicalsAlkaline Copper plating (Brightener& leveling agent)CB-1, CB-4, CB-5,CB-6...Acid ...