国产午夜精品一区二区三区,久久久久久精品免费免费,日韩精品无码不卡无码,黄片视频一脱国产,国产性爱高清资源,青青久精品视频在线观看,欧美性爱日韩精品

Zhuzhou Sante EP & Energy Saving Co., Ltd.

Products

A collection of science, industry, trade as one of the national high-tech enterprises, environmental technology innovative enterprises

Nickle Sulfate

National Standard】:HG/T2824-2009

Name of Index

Specification

ClassⅠ

Class Ⅱ

High class

Qualified

High class

Qualified

Ni    w%    ≥

22.2

22.2

21.8

21.5

Co   w%    ≤

0.050

0.050

0.40

0.40

Cu   w%    ≤

0.0010

0.0010

0.0015

0.0015

Fe   w%    ≤

0.0010

0.0010

0.0015

0.0030

Na   w%    ≤

0.020

0.020

0.020

0.030

Pb   w%    ≤

0.0010

0.0010

0.0010

0.0020

Zn   w%    ≤

0.0010

0.0010

0.0010

0.0020

Ca   w%    ≤

0.010

0.010

0.010

0.020

Mg   w%    ≤

0.010

0.010

0.010

0.020

Mn   w%    ≤

0.0030

0.0030

0.0030

0.0050

Cd   w%    ≤

0.0003

0.0003

0.0003

0.0005

Hg   w%    ≤

0.0010

0.0010

-

-

Cr    w%   ≤

0.0010

0.0010

-

-

Water insoluble  w%   ≤

0.010

0.010

0.010

0.020

+86-731-22222068

Add: 16th-19th Floor ,Power Valley Building,Xinma Innovation Park,Tianyuan District,Zhuzhou, Hunan,China

Tel:+86-731-22222068

Web: http://www.jmhuiquan.com

mobile

Copyright(C)2021,Zhuzhou Sante EP & Energy Saving Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle 31fabu Copyright Notice

+86-731-22222068

Add: 16th-19th Floor ,Power Valley Building,Xinma Innovation Park,Tianyuan District,Zhuzhou, Hunan,China

Tel:+86-731-22222068

Web: http://www.jmhuiquan.com

Home

Home

About us

About us

Products

Products

News

News

Contact

Contact

      国产午夜精品一区二区三区,久久久久久精品免费免费,日韩精品无码不卡无码,黄片视频一脱国产,国产性爱高清资源,青青久精品视频在线观看,欧美性爱日韩精品 我想看女人国产黄片 国产精选二区91 日韩精品在线盗摄 国产媱片在线观看 国产美女与牲交视频