The removal of excessive Pb~ ( 2+) in the leachate of chrome yellow using chrome dreg 铬渣制取铬黄淋滤液中过量铅离子的去除研究
Result: the color distribution in each group of customized guide showed regular pattern. The arrangement order of chrome of the same color guide class in different groups was pink> yellow> orange> brown, with markedly different color stage in chrome and different range. 结果:测定数据表明,比色板各组颜色分布具有一定的规律性,不同组相同色阶比色板彩度C排列顺序为:浅红色>黄色>橙色>棕色,各组比色板色差及分布区域明显不同。
A Research about the Extraction Cr(ⅵ) in Chrome Slag and Recovery of Yellow Chrome 铬渣中六价铬的提取与铬黄颜料的资源化技术研究