成人网站免费观看,99e久热只有精品8在线直播,亚洲综合无码明星蕉在线视频,亚洲精品一区二区三区中文字幕

SZSE:002741
Nickel Series
Nickel(II) Sulfate Hexahydrate COA Report
  • CAS No.:10101-97-0
  • Molecular weight:262.85
  • Appearance:Green transparent crystals.
  • Package:25 kg/bag (PE)
Information
Characteristic:

Green transparent crystals, soluble in water, insoluble in ethyl alcohol and methyl alcohol, slightly soluble in acid. It will lose 6 crystal water when heated to 103 ℃.

Application:

It is widely used for electroplating in such industries as automobile, hardwares, bathroom accessories, electronic elements, aerospace and PCB.

Advantage introduction:

Advanced production process and strict control over the production process, contributing to stable product quality;

Patented extraction technology, low content of metal impurities, contributing to industry-leading index;

The only Chinese brand that controls TOC, with low content of organic impurities, contributing to fast dissolution.

Technical indicators:

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
日本高清视频色wwwwww色 | 欧美18videosex性欧美黑吊| 99国内精品久久久久久久| 18禁在线永久免费观看| 色综合久久久久久久久久| 中文字幕无码精品亚洲35| 呻吟国产av久久一区二区| 加勒比人妻av无码不卡| 小罗莉极品一线天在线| 少妇人妻精品一区二区三区| 男女做aj视频免费的网站| 永久免费毛片在线播放| 午夜精品成人一区二区视频| 久久久成人毛片无码| 少妇被黑人4p到惨叫在线观看| 人妻精品久久久久中文字幕| 把插八插露脸对白内射 | 免费观看全黄做爰大片| 精品h动漫无遮挡在线看中文| 久久精品人成免费| 国产精品乱码一区二区三| 亚洲成a人片在线观看无码3d| 丰满岳妇乱一区二区三区| 97se色综合一区二区二区| 亚洲熟妇av一区二区三区下载| 国产性生大片免费观看性| 欧美日韩精品一区二区性色a+v | 国产午夜福利精品久久不卡| 国产激情无码视频在线播放性色 | 中文无码日韩欧av影视| 激情综合色五月丁香六月亚洲| 国产亚洲精品影视在线 | 人妻丰满熟妞av无码区| 国产精品99久久久久久久女警 | 亚洲 欧美 中文 在线 视频| 午夜性开放午夜性爽爽| 男女做爰猛烈啪啪吃奶动| 精品无码日韩一区二区三区不卡| 欧美嫩交一区二区三区| 久久精品99国产精品亚洲| 国产亚洲精品久久久久久小舞|