the metal contents of fgd wastewater and the supernatant liquid were determined by icp-aes.
利用icp-aes法测定烟气脱硫废水及反应沉淀上清液中金属的含量。
methods aqueous protein was precipitated by addition of four times volume of methanol and the resulting supernatant liquid was directly injected after centrifuge.
方法用甲醇沉淀房水蛋白,离心后取上清液进行色谱分析。
samson. methods:b16 cells were cultured in vitro, effects of fractions of pcps and the supernatant liquid of spleen cells treated by fractions of pcps on b16 cells in vitro were observed.