Electroplating Intermediates

Sodium 3-Mercapto-1-propanesulfonate

Acid copper additive; with polyethers gives bright, ductile deposits

Sodium 3-(N,N-Dimethylthiocarbamoyl)thio-propanesulfonate

Acid copper brightener, used with polyethers and wetting agents

3-S-Isothiuronium Propyl Sulfonate

Acid copper brightener; also for acid silver and palladium baths

Bis(3-sulfopropyl) Disulfide, Disodium Salt (copper foil grade)

Brightener for electrodeposited copper foil

Bis(3-sulfopropyl) Disulfide, Disodium Salt

Acid copper brightener; grain refining, higher usable current density

Polyquaternium-2

Metal precipitant for metalworking fluids; leveler for alkaline non-cyanide zinc

N,N,N’,N’-Tetrakis(2-hydroxyethyl)ethylenediamine

Complexing agent; polymerization initiator; ink and care-product formulations

N,N,N’,N’-Tetrakis(2-hydroxypropyl)ethylenediamine

Metal complexing agent for PCB electroless copper, fluxes and cleaners

Imidazole-Epichlorohydrin Condensate

Main leveler and brightener for alkaline non-cyanide and cyanide zinc

1-Benzylpyridinium-3-carboxylate

Main leveler and brightener for alkaline non-cyanide and cyanide zinc

Sodium Propargyloxy Propane Sulfonate

Medium/low-current-density brightener and filler for nickel; used together with PS

Propargyl Alcohol Glycerol Ether

Low-current-density brightener and filler for nickel plating

Sodium Propargyl Sulfonate

Low-current-density brightener and filler for nickel plating

Sodium 2-Ethylhexyl Sulfate

Low-foam wetting agent for nickel plating; suits mechanical or air agitation

Sodium Hydroxymethanesulfonate

Heavy-metal complexing agent for nickel baths; ties up copper, zinc and lead impurities

Sodium Allyl Sulfonate, 35% solution

Auxiliary (primary) brightener for nickel plating

Pyridinium Hydroxypropyl Sulfobetaine, solid

High-leveling agent for bright nickel

Pyridinium Hydroxypropyl Sulfobetaine, 40% solution

High-leveling agent for bright nickel

Pyridinium Propyl Sulfobetaine

Strong leveler for bright nickel, effective at high current density

N,N-Diethylpropargylamine Formate

Brightener and strong leveler for bright nickel; water-soluble formate of DEP

N,N-Diethylpropargylamine

Brightener and strong leveler for bright nickel; acidify before use (insoluble in water)

Propargyl Alcohol Ethoxylate

Brightener and leveler for bright nickel

Propargyl Alcohol Propoxylate

Brightener and leveler for bright nickel; fast brightening

Butynediol Propoxylate

Long-lasting brightener and mild leveler for bright nickel

Butynediol Ethoxylate

Long-lasting brightener and mild leveler for bright nickel; refines deposit grain