午夜老司机在线观看_欧美一区二区三区国产_亚洲无码视频大全_无码熟妇AV在线_永久免费不卡的成人网站_狠狠色婷婷丁香五月_黄色片子免费看_国产一级婬片永久免费_日韩国产在线中文字幕_日韩一级精品

Molecular Formula:

CoCl₂·6H₂O

Molecular Weight:

237.93

CAS No:

7646-79-9

Character:

Red monoclinic crystal, dissolve in water, ethanol, aether and propanone. When heated, it turn to blue, but it will turn red when exposed to moisture. It turns to blue powder when it loses its water molecules.

Standard Applied:

Enterprise Standard

Uses:

Mainly used to manufacture cobalt tetroxide. It can also be used as the drying agent for paints, absorbent for ammonia, indicator of silica gel dryer and coloring agent for electroplating and ceramics, medical reagent.

Package:

25 Kg plastic bags.

Content

Electronic Grade

I Grade

Special Grade

Co % ≥

24.3

24.2

40.0

Ni %≤

0.001

0.002

0.005

Fe %≤

0.001

0.002

0.005

Mg %≤

0.001

0.002

0.005

Ca %≤

0.001

0.002

0.005

Mn %≤

0.001

0.002

0.005

Zn %≤

0.001

0.002

0.005

Na %≤

0.001

0.002

0.005

Cu %≤

0.001

0.002

0.005

Cd %≤

0.001

0.001

0.002

SO₄%≤

0.02

0.02

0.05

Insoluble Materials

0.01

0.01

0.02