In Watt bright nickel plating,which is an efficient brightener (secondary brightener) and leveling agent. Due to its high purity, it will not bring harmful impurities or salts into the bath, and the Chemicalbook will not have extension problems for a long time. It is usually combined with saccharin, one or more acetylenes, and wetting agents. This process can make the nickel plating layer particularly bright, flat, and good ductility. Also suitable for stagnant electrolyte.