Strongly acidic electrolyte working anodically for brightening copper alloys. For treating plug-in contacts made from brass, bronze, cop- per in continuous lines and rack operation. \r\n \r\n \r\n \r\n Specified content / bath makeup per 1 litre \r\n pH-value \r\n Current density A/dm2 \r\n Time of exposure \r\n Temperature °C \r\n Electrode material \r\n \r\n \r\n Ready for use, density 1.50-1.55 g/cm3 \r\n <1 \r\n 10-25 anodic \r\n 10-50 sec \r\n 18-25 \r\n Cathode: stainless steel 1.4301 \r\n \r\n \r\n
