Formula:Cl2OZr.8H2OM.W.:322.25specification test resultsAppearance: white crystalline powder white crystalline powderZrO2+Hf: 36%min 36.29%Fe2O3: 0.001%max 0.0007%SiO2: 0.005%max 0.0006%Na2O: 0.002%max 0.0007%TiO2 0.001% 0.0009%