Calvin D Leech

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Questions related from Calvin D Leech

Is there a correct way to adjust percentage recovery based on extraction efficiency when there is a repeatable matrix interference?

Hi, I am currently reviewing a student's work, and they were advised to correct some of their calculations for % recovery of the spiked standards based on the recovery of one of the mid range...

26 October 2020 2,675 3 View

GC-MS technical issues - standards, are showing very atypical results. Anyone experienced this?

Hi, I am at the end of a method development, and validating the extraction and clean up of PAHs from high organic matrices. I have had consistent high recoveries of deuterated compounds. Now...

26 June 2020 8,867 20 View