e-4 Bauchemie GmbH

ALL Chemistry Inc. is your reliable partner for contract research and advanced synthesis and analysis. We specialize in providing professional chemical products and custom solutions for pharmaceutical and biotechnological industries and research inst

Founded in year 2002 - Tethys Instruments is a leading global provider of gas and water on-line analysers for environmental applications. Headquartered in France, our distributors worldwide and us provide top-class service and instrumentation for env

30 years ago, we started developing and marketing individual market solutions in the field of sensor technology in the Southern German town of Tettnang