| 摘要 |
An object is to provide practical silver plating technique, high-speed silver plating technique and silver strike plating technique which have, respectively, substantially the same performance as cyanide baths without use of any toxic cyanide. A hydantoin compound of the following general formula is contained as a complex-forming agent <IMAGE> [wherein R1, R3 and R5 independently represent hydrogen, an alkyl group having 1-5 carbon atoms, an aryl group or an alcohol].
|
