The Fact About column types in hplc That No One Is Suggesting
Normal phase columns are typically full of silica gel, which is a polar product. The cell phase is actually a non-polar solvent, for example hexane or heptane.Then 40 many years afterwards, in 1941, Archer John Porter Martin and Richard Lawrence Millington Synge printed a completely new type of partition chromatography that used silica gel in colum