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超声浸提氢化物发生原子荧光法测定水产品中无机砷 被引量:1

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摘要 目的了解超声浸提氢化物发生原子荧光法测定无机砷的优点。方法超声波4h前处理样品、1.5%还原剂浓度参与,氢化物原子荧光法测定无机砷。结果水产品用超声波4h前处理与水浴18h前处理结果差异无统计学意义;KBH4浓度0.7%时荧光强度最低,浓度为1.5%和2.0%时,荧光强度有明显的增加,且1.5%时荧光强度最高。结论超声波4h前处理样品、1.5%还原剂浓度参与反应,使实验更便于操作、结果更为可靠。
作者 殷翠
出处 《河南预防医学杂志》 2010年第3期185-185,195,共2页 Henan Journal of Preventive Medicine
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