Ingamandla amhlophe futhi amnandi anamandla adonsela phansi angu-7.1 kanye nephuzu elincibilikayo elingu-820℃Ingancibilika ku-nitric acid. hot concentrated sulfuric acid,ammonium acetate kanye ne-sodium acetate,kodwa hhayi emanzini.Iba yi-vellow uma ilahlekelwa amanzi ayikristalu ku-135℃.Iphinde ibephuzi ngaphansi kokukhanya kwelanga ikakhulukazi emanzini.