MOUNTAIN VIEW, Calif.--(BUSINESS WIRE)--Pickering Laboratories, Inc. announces an innovative GPC Quattro gel permeation chromatography (GPC) instrument that runs four columns in parallel, providing substantial improvements in sample clean-up throughput at substantially lower cost than four 1-column systems. Pickering will be the exclusive North American distributor of this latest GPC instrument from LCTech GmbH when it is released in the second quarter of 2009. The company will be demonstrating the new GPC Quattro at the Pittcon®2009 conference in Chicago, IL from March 8-13, 2009 in Booth #4337.