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Please note that all translations are automatically generated. Click here for the English version.
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01:27 min
December 8th, 2023
DOI :
10.3791/66082-v
Transcript
要使用 QuEChERS 方法开始样品制备,请在 50 毫升离心管中称量 5 克感兴趣的鳄梨样品。向试管中加入 50 微升程序内标或 P-IS 溶液。向离心管中加入 10 毫升乙腈,并以 70 RPM 摇动管 5 分钟。
然后向其中加入 2.5 克甲酸铵,然后再次以 70 RPM 摇动试管五分钟。随后,将试管以 1, 800 G 离心 5 分钟。接下来,在两毫升离心管中,取适量的试剂,显示在屏幕上。
然后将一毫升提取物加入试管中,使用分散固相萃取进行纯化。涡旋试管
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