Provider of liquid chromatography, mass spectrometry and immunochemistry contract laboratory services to pharmaceutical, biotech, and chemical clients. The company develops and validates quantitative assays and applies quantitative methods to sample analysis from toxicokinetic, pharmacokinetic, bioavailability, and bioequivalence studies. It provides method development, validation, bioanalysis, non-GLP discovery support services, and ocular tissue analysis services. It offers laboratory practice services for early drug development, and pre-clinical and clinical studies. It operates laboratories in El Dorado Hills, Sacramento, and San Diego, California.