Product name

Appearance

Content of metal

Cobalt Oxide

Black powder

71% ; 76%

Cobalt Sulfate

Reddish brown crystal

98.50%

Cobalt Acetate

Reddish violet crystal

97% ; 98%

Cobalt Nitrate

Red cylindrical crystal

97%

Cobalt Hydroxide

Light red powder

61%

Cobalt Oxalate

Light red crystallization powder

31% ;31.5%

Cobalt Carbonate

Blue or red powder

45% ; 46%

Cobalt Chloride

Red monoclinic system crystal

98%