Words similar to chromatography-negative

Example sentences for: chromatography-negative

How can you use “chromatography-negative” in a sentence? Here are some example sentences to help you improve your vocabulary:

Prostanoids were measured by modified stable isotope dilution assays that used gas chromatography-negative ion-chemical ionization mass spectrometry as previously described [ 23 ] . Briefly, deuterium-labeled internal standards of PGE 2 , PGF 2α , TXB 2 , and 6-keto-PGF 1α were added to the supernatants with isopropyl alcohol.