抗坏血酸增敏—石墨炉原子吸收光谱法测定痕量铊的方法研究

焦圣兵, 胡梦颖, 杜雪苗, 徐进力

The determination of trace thallium in soil by Graphite Furnace Atomic Absorption Spectrometry (GFAAS) using ascorbic acid as a sensitizer

Sheng-Bing JIAO, Meng-Ying HU, Xue-Miao DU, Jin-Li XU

表1 本次测试方法的检出限

Table 1 Detection limit of the method

样品号 空白样 标准 偏差 检出限 1 2 3 4 5 6 7 8 9 10 11 12 测定值/10-6 0.005 0.004 0.014 0.005 0.011 0.018 0.005 0.004 0.005 0.004 0.008 0.005 0.005 0.015