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