Whatman Inc., a global leader in separations technology, today announced the launch of Purasil(TM), the company’s flash chromatography silica gel. An all purpose media for flash and column chromatography, Purasil features high purity and minimal fines to enable fast separations and high resolution. The product is available in the two most popular particle sizes ranges 7-230 and 230-400 mesh. The consistent particle size, pore diameter and surface area guarantee reliable and reproducible results.