水体重金属现场快速检测对防治水污染,保障水生态环境及饮用水安全具有重要意义。本文将蛋白核小球藻对重金属Cr的快速高效吸附特性与重金属现场快速检测的X射线荧光(XRF)光谱技术相结合,通过蛋白核小球藻对水体重金属Cr的富集,实现了XRF光谱技术对水体重金属Cr的快速检测。研究表明:蛋白核小球藻对重金属Cr在5 min即可达到高效稳定的吸附效率,吸附反应的最佳pH值范围为6~8,最佳藻浓度为100 m
<正>Melanoma is a rare malignant tumor in China; however, its mortality rate is high and the incidence rate is also increasing year by year. In order to improve the efficacy of melanoma treatment, the