蜂蜜样品用水溶解后,经正己烷-二氯甲烷提取,提取液经c18固相萃取小柱净化,采用气相色谱仪电子捕获检测器定量测定。
The honey samples were dissolved in water and acetone and then extracted with hexane - chloromethane, cleaned by C18 SPE cartridge, determined by gas chromatographic electronic capture detector.
用无水硫酸钠吸干米饭中水份,再以乙酸乙脂提取样品中甲胺磷,提取液直接进气相色谱仪测定。
This method is applicable to rapidly determine Methamidophos with GC. Methamidophos in rice is extracted with ethyl acetate to prepare sample solution that dries with sodium sulfate.
取部分提取液浓缩、定容,用配备火焰光度检测器及微流控装置的气相色谱仪进行有机磷农药检测。
The extract was analyzed by gas chromatograph equipped with a flame photometric detector and a micro fluidic device with back-flush function.
方法:利用气相色谱仪测定广藿香酮巴布剂不同时间点接收液浓度,并以不同模型拟合。
Method:The pogostone concentration in reception liquid was determined by GC at different time point and the data was fitted by different model.
方法:利用气相色谱仪测定广藿香酮巴布剂不同时间点接收液浓度,并以不同模型拟合。
Method:The pogostone concentration in reception liquid was determined by GC at different time point and the data was fitted by different model.
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