Description CAS#: 10196-18-6 | Formula: Zn(NO3)2.6H2O | Specifications: Assay 98 % - Min, Chloride 0.002 % Max, Copper 0.01 % Max, Insoluble Matter 0.005 % Max, Iron 0.0005 % Max, Lead 0.005 % Max, Sulfate 0.005 % Max