超高效液相色谱-串联质谱法测定甘蓝中氯噻啉的残留量

Modern Food(2020)

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Abstract
本文使用乙腈对样品进行提取,用超高效液相色谱-串联质谱仪进行定性及定量.结果表明,在基质标准溶液为0.0087~0.0870 mg·L-1时,线性关系良好,相关系数0.9979.方法检出限为0.01 mg·kg-1,在0.01、0.100、1.00 mg·kg-1添加水平下,甘蓝中氯噻啉回收率为89%~130%,相对标准偏差≤12%.该法有效提高了前处理速度,结果准确性好.
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