FIA—双光束分光光度法测定河泥中痕量铝

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国家青年基金资助项目

Determination of Al in Sludge of River by Dual-Beam Spectrophotometric-FIA

摘要: 本文采用一套流动注射(FIA)-双光束分光光度计装置,选用适宜工作条件测定了河泥中的痕量Al。该法设备简单,灵敏度比普通FIA-单光束光度法高1倍,分析速度快(90样/小时),相对标准偏差为0.8％(n=13),检出限小于0.04μg/ml。
- 铝 /
- 测定 /
- 分光光度法 /
- 流动 /
- 注射
Abstract: Determination of trace aluminium in sludge of river by using a dual-beam spectrophotometer-flovv injection apparatus is reported. The sensitivity is twice as high as it is in the conventional single-beam-spectrophotometric- FIA methods. The frequency i
- aluminium /
- determination /
- /
- dual-beam /
- speotrpphotometer