The use of acidic MPAs (pH 2–4) is the default in pharmaceutical testing because they suppress silanol ionization (from Si-OH to Si-O -) and improve peak shape for basic drugs. However, highly ...
The Hi-Plex HPLC columns deliver improved efficiency, lower operating pressures and longer column lifetimes from monodispersed materials. With a range of ligand counter ions for optimum selectivity, ...
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