Original
By certification NAME: COBALT ACETATE TETRAHYDRATE
CAS NO.: 6147-53-1
Molecular formula: Co(CH3COO)2·4H2O
Molecular weight: 249.09
Molecular structural formula:
No |
Item |
Tech grade |
Excellence grade |
1 |
Appearance |
Purplish red crystal |
Purplish red crystal |
2 |
Assay ≥ |
98% |
99% |
3 |
Insoluble Matter ≤ |
0.02% |
0.02% |
4 |
Chloride (Cl) ≤ |
0.005% |
0.002% |
5 |
Sulphate(SO4) ≤ |
0.008% |
0.005% |
6 |
Nitrate (NO3) ≤ |
0.05% |
0.03% |
7 |
Iron(Fe) ≤ |
0.001% |
0.001% |
8 |
Zinc(Zn) ≤ |
0.03% |
0.01% |
9 |
Nickel(Ni) ≤ |
0.05% |
0.01% |
10 |
Copper(Cu)≤ |
0.002% |
0.001% |
Packing:25kg barrel or kraft bag.
Feature: Purplish red crystal, easy deliquescence, dissolve in water, acid and ethanol, in the 140 ℃, lost four of crystal water. The proportion of 1.703.
Uses: for polyester, industrial catalysts, paint driers, ceramic paint, glaze ingredients, analytical reagent, dyeing mordant, glass and steel curing agent in the promotion of such hidden ink.
