枕边欢情电影在线观看,张筱雨人体艺术摄影,女人被狂c到高潮视频网站,欧美老人巨大xxxx做受,樱花动漫官网官方入口在哪下载,freesexmovies性护士第一次,他扒开我的裙底把舌头伸进去,娇妻在交换中哭喊着高潮,音乐大师课第三季,炙甘草的功效与作用,樱花动漫官方正版入口是什么,成全在线观看免费观看,JK裙子全开襟做运动,ххх中国人免费的片

Nickel sulfate
  • Product standards

    GB/T 26524-2011

  • Package

    *In a ton bag or barrel

Technical requirement

Test itemsTechnical indicators

Type IClass II

Ni,w%                        

≥22.1≥22.0
Cu,w%                  ≥0.000 5≥0.000 5
Fe,w%                      ≥0.000 5≥0.000 5
Na,w%                     ≤0.01≤0.01
Zn,w%                     ≤0.000 5≤0.000 5
Ca,w%                     ≤0.005≤0.005
Mn,w%                   ≤0.001≤0.001
Cd,w%                    ≤0.0002≤0.0002
Hg,w%                    ≤0.0003-
Cr,w%                 ≤0.0005-
Pb,w%                    ≤0.001≤0.001
Water insoluble matter, w%               ≤0.005≤0.005

Use to

Nickel sulfate is mainly used in new energy industry and electroplating industry. It is the main nickel salt of electroplating nickel and chemical nickel, and also the source of metal nickelions. Besides, it can also be used to produce nickel-cadmium batteries.