https://www.technologynetworks.com/analysis/product-news/hplc-assay-of-gentamicin-sulfate-congeners-in-just-15-minutes-218784
Reversed-phase HPLC chromatographic assay method separates congeners in gentamicin sulfate.
hplc assaygentamicin sulfatecongenersminutes
https://www.usgs.gov/publications/geographic-variation-pcb-congeners-polar-bears-ursus-maritimus-svalbard-east-chukchi
We present data on geographic variation in polychlorinated biphenyl (PCB) congeners in adult female polar bears (Ursus maritimus) from Svalbard eastward to the...
geographic variationpolar bearsursus maritimuspcbcongeners