When the electroless nickel bath works, the concentration of Ni 2+ , HPO 2 and H + is changed continuously.In order to maintain its stability, the bath must be analyzed on line and supplied rigorous.

• 化学镀镍液在使用过程中无论是镍离子、次磷酸钠、氢离子等的浓度都在不停的变化着,要想获得性能稳定的镀液,必须对溶液进行严格的在线分析与补充。