Advanced Separation Technologies Inc. (Astec), Agilent Technologies Inc., Agilent Technologies Sales & Services GmbH & Co. KG, Antek Instruments, Inc., ATAS GL International B.V., Chemito Technologies Pvt. Ltd., Chromatography Associates Inc., Chromatotec Europe, Chromophor Technologies GmbH, CTC Analytics AG, DANI Instruments S.p.A., ECH Elektrochemie Halle GmbH, GOW-MAC Instrument Co., HAMILTON Bonaduz AG, IMT Innovative Messtechnik GmbH, Interscience BV, JEOL Ltd., joint analytical systems GmbH, Leco Instrumente GmbH, Macherey-Nagel GmbH & Co.KG, meta Meßtechnische Systeme GmbH, Ohio Valley Specialty Company, OI Analytical, PerkinElmer LAS (Germany) GmbH, PerkinElmer Life and Analytical Sciences, Inc., Phenomenex Inc., Quadrex Corporation, QUMA Elektronik & Analytik GmbH, Regis Technologies, Inc., SGE, Incorporated, Shimadzu Corporation, Shimadzu Europa GmbH, Siemens AG, SLS MICRO TECHNOLOGY GmbH, SRI Instrument, Svenska Antek Instruments AB, Varian, Inc., W. R. Grace & Co.-Conn., Young Lin Instrument Co., Ltd.