Determination of seven triazole pesticides residues in water by MWCNTs-SPE-HPLC
Author(s): WANG Hongbin, ZHAO Tiantian, LI Guizhen, TANG Wei, LI Bin, YANG Min
Pages: 42-46,52
Year: 2015 Issue: 4
Journal: Environmental Pollution and Control
Keyword: HPLC; SPE; MWCNTs; triazole pesticides; water;
Abstract: 应用多壁碳纳米管自制固相萃取柱富集、净化,以乙腈-水为流动相,用乙酸乙酯洗脱,高效液相色谱进行分析检测,建立了环境水样中7种三唑类农药残留分析的方法.结果表明,在0.05～10.00 mg/L线性范围内,方法检出限为0.000 9～0.047 7mg/L;农药的加标水平在0.25～1.00 mg/L时,加标回收率为72.28％～106.60％,相对标准偏差为1.12％～9.73％.该方法操作简单,定性、定量准确,是对水样中三唑类农药残留液相色谱分析较理想的一种方法.
Pages: 42-46,52
Year: 2015 Issue: 4
Journal: Environmental Pollution and Control
Keyword: HPLC; SPE; MWCNTs; triazole pesticides; water;
Abstract: 应用多壁碳纳米管自制固相萃取柱富集、净化,以乙腈-水为流动相,用乙酸乙酯洗脱,高效液相色谱进行分析检测,建立了环境水样中7种三唑类农药残留分析的方法.结果表明,在0.05～10.00 mg/L线性范围内,方法检出限为0.000 9～0.047 7mg/L;农药的加标水平在0.25～1.00 mg/L时,加标回收率为72.28％～106.60％,相对标准偏差为1.12％～9.73％.该方法操作简单,定性、定量准确,是对水样中三唑类农药残留液相色谱分析较理想的一种方法.
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