Cobalt acetate Extra pure , LABORATORY CHEMICALS, SPECIFICATION

COBALT ACETATE ( TETRA HYDRATE )
CAS no.#	6147-53-1
Product Code	3175
C₄H₆COO₄.4H₂O M.W. 249.08
TEST	SPECIFICATION	RESULTS
Minimum assay ( by complexometry )	99%	99.50%
pH ( 5% water )	6 - 8'
Maximum Limits of Impurities :
Cobalt Content	23.42 Min	23.53
Insolube in Water	200 Max	21
Chloride ( CI )	10 Max	< 10
Sulphate ( SO₄ )	50 Max	< 10
Iron ( Fe )	10 Max	6
Sodium + Potasium	200 Max	39
Magnesium ( Mg )	100 Max	10
Calcium (Ca)	500 Max	28
Nicke (Ni)	1000 Max	50
Zinc ( Zn )	2000 Max	1