Y ingots, rods Y, Y with 
 Y ingots, rods Y, Y band, long-term supply of imports of yttrium nitrate various yttrium yttrium oxide, yttrium powder, yttrium nitrate, yttrium, yttrium sulfide, yttrium powder, yttrium acetate, yttrium carbonate, high purity yttrium, yttrium ingots, Y rod, Y zone, industrial yttrium, yttrium ingots, yttrium alloy, yttrium slag, waste Y Properties: element symbols: Y, gray metal. Density of 4.4689 g / cm 3, melting point 1522 ℃, boiling point 3338 ℃, valence of +3. The first ionization energy of 6.38 eV. Can react with water, soluble in dilute acid use: use of broad, yttrium aluminum garnet laser materials for Y3Al5O12, yttrium iron garnet Y3Fe5O12 for microwave technology and sending sound energy for doped yttrium vanadate Eu YVO4: Eu and Eu-doped yttrium oxide Y2O3: Eu phosphors for color television sets. Yttria specialty glass and ceramics can be prepared and used as catalyst. Yttrium in the alloy also has a wide range of uses.