Ytterbium Nitrate(YtterbiuM nitrate pentahydrate), is applied to glass, ceramic, and numerous fiber amplifier and fiber optic technologies, high purity grades are widely applied as a doping agent for garnet crystals in lasers a important colourant in glasses and porcelain enamel glazes. Ytterbium Nitrate is a highly water soluble crystalline Ytterbium source for uses compatible with nitrates and lower (acidic) pH.