Reagent sulfuric acid nickel:
Ni>22%
Co<0.001%
Fe<0.002%
Zn<0.0005%
Ca<0.001%
Cu<0.001%
Na<0.002%
Pb<0.0004%
Mg<0.005%
Mn<0.001%
insoluble matter<0.01%
Purity:Ni>22% Reagent Nickel Sulfate