200A pore size;  available in 3.0 and 4.6  mm ids, and lengths from 50 - 250 mm. Pursuit columns are ideal for pharmaceutical applications using LC/MS, from analyzing lead compounds and biological samples in drug discovery, to implementing dependable analysis of raw materials and approved drugs in the QC process.  Build on the large 200A pore size silica, high liquid density delivers up to 40% faster separations without sacrificing resolution.