Organic ring compounds, para aminophenylacetic acid and {HEAD ~ 4 aminoantipyrine} may also be added to {TAIL ~ the bath} together with sodium ferrocyanide to inhibit the oxidation of the bivalent tin ions 
added to
Organic ring compounds , para aminophenylacetic acid and { HEAD ~ 4 aminoantipyrine } may also be added to { TAIL ~ the bath } together with sodium ferrocyanide to inhibit the oxidation of the bivalent tin ions
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH