Rare earth complex materials have been widely used in organic electroluminescence devices because of their high photoluminescence quantum efficiencies, narrow emission spectra and high color purity.
具有窄带发射的稀土配合物发光材料，因其具有高荧光量子效率，高色纯度等特点，被用于制备有机电致发光器件。
Wide color gamut display has high color saturation and color purity, which puts forward higher requirements for color measurement technology and instruments.
高色域显示屏的基色色饱和度和彩色光色纯度都很高，这也对颜色测量技术和设备也提出了更高的要求。
The product has high purity, standard hue and stable color.
产品纯度高，色调正，色泽稳定。
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