COBALT CHLORIDE HEXAHYDRATE
FORMULA: CoCl2·6H2O
M. W.: 237.93
CAS NO.: 7791-13-1
DESCRIPTION: AMARANTH CRYSTAL, DELIQUESCE A LITTLE IN THE AIR,
WATER, ALCOHOL AND ACETONE SOLUBLE, DIETHYL ETHER TING SOLUBLE. PURPE AQUEOUS
SOLUTION CHANGED INTO BLUE ONE AFTER HEATING AND CHANGE BACK TO PURPLE ONE
AFTER COOLING, 110℃-120℃ DEHYDRATION,
DISSOLVE POINT 86℃.
SPECIFICATIONS:
|
ITEM |
※ SUPER |
ORDINARY |
|
|
Co % |
24.5-25 |
24.0-24.5 |
23.5%MIN. |
|
Fe % |
0.003MAX. |
0.02MAX. |
0.02%MAX. |
|
Ni % |
0.08MAX. |
0.2MAX. |
0.5%MAX. |
|
Zn % |
0.02MAX. |
|
0.03%MAX. |
|
Cu % |
0.01MAX. |
|
|
|
Mn % |
0.02MAX. |
|
|
|
SULFATE% |
0.02MAX. |
|
|
|
NITRATE% |
0.05MAX. |
|
|
|
INSOLUBLE IN WATER% |
0.03MAX. |
0.1%MAX. |
|
|
HEAVY METAL (Cu) |
|
|
0.02%MAX. |
|
ALKALINE METAL% |
0.08MAX. |
|
|
|
OTHER METAL CONTENT |
TRACE |
|
|
※ PRODUCTED
BY 100% PURE COBALT
USES: FOR ALKALINE ABSORBER, RESPIRATOR, ELECTROPLATING, DRYER AND COBALT
SALT, AND USED AS MOISTURE ABSORPTION DEGREE FOR INDICATIVE RUBBER, BAROMETER,
DENSIMETER AND SECRET INK.
PACKING: 25KG/BAG/TRAY