SOME soil, moss, kelp and reindeer liver were collected at 5 sites in a wide range of the Canadi an Arctic from 58°N to 81°31′N by the First Scientific Expedition of China to Canadian Arctic during April th...SOME soil, moss, kelp and reindeer liver were collected at 5 sites in a wide range of the Canadi an Arctic from 58°N to 81°31′N by the First Scientific Expedition of China to Canadian Arctic during April through May, 1995. The concentrations of persistent organochlorine HCH and DDT of these samples were determined. After sampling, the samples were extracted with appropriate solvents, analyzed by packed column gas chromatography with electron capture展开更多
文摘SOME soil, moss, kelp and reindeer liver were collected at 5 sites in a wide range of the Canadi an Arctic from 58°N to 81°31′N by the First Scientific Expedition of China to Canadian Arctic during April through May, 1995. The concentrations of persistent organochlorine HCH and DDT of these samples were determined. After sampling, the samples were extracted with appropriate solvents, analyzed by packed column gas chromatography with electron capture
