Specifications Ammonium metavanadate CAS: 7803-55-6 UN: 2859 CN: 61029 White or slightly yellow crystalline powder Ammonium metavanadate AR SpecificationItemQualificationItemQualificationPurity ,%≥99.0Sulfate (SO4),%≤0.01Clarity testQualifiedIron(Fe),%≤0.005Chloride (Cl),%≤0.005 Package:100g ammonium metavanadate