Standard phase columns are typically full of silica gel, which happens to be a polar product. The mobile phase is often a non-polar solvent, for example hexane or heptane.Small molecules are ions and compounds of molecular weight typically below 900 daltons. These compounds is often successfully divided and analyzed by HPLC, UHPLC and LC-MS applyin
types of reverse phase hplc columns - An Overview
5-10 ?m and it is either chemically certain to porous or non-porous silica or to ceramic microparticles or else is existing in monolithic variety. On account of the continuous improvement in HPLC Assessment, the listing of column requirements has become and is currently being expanded repeatedly again. At this time, the USP includes a lot more than