
Liquid chromatography–tandem mass spectrometry (LC–MS/MS) finds low glyphosate residues of the weedkiller glyphosate in coffee beans.
Centrifugal Partition Chromatography (CPC) also known as Counter Current Chromatography (CCC) is a preparative, pilot and industrial liquid purification technique that does not require traditional solid supports. CPC was used to purify few mg of gingerol from crude extract.






