Description Nickel Oxalate Dihydrate, 99.9% (Metals Basis), Certified, 50g For Research & Development Not for drug, human, animal, or food use Certificate of Analysis: Appearance light bluish-green powder Assay (by metals basis) 99.9% Identity by ICP analysis Total metallic impurities (ppm) (Al) <10 (Ag) <10 (Ba) <10 (Bi) <10 (Ca) <10 (Cd) <10 (Co) 380 (Cr) <10 (Cu) <10 (Fe) <10 (K) 300 (Li) <10 (Mg) <20 (Mn) 40 (Mo) <10 (Na) 100 (Os) <10 (Pb) <10 (Sn) <10 (Sr) <10 (Ti) <10 (Zn) <10 CAS: 547-67-1 FORMULA: NiC2O4•2H2O