This product is white powder with high purity. It is monoclinic at low temperature and tetragonal at high temperature. Soluble in sulfuric acid and hydrofluoric acid, it has good thermochemical stability, high temperature conductivity, high temperature strength and toughness, and good mechanical, thermal, electrical and optical properties. Mh-zro2-01 is monoclinic and mh-zro2-02 is tetragonal. There are also different forms of surface treatment products.