Testo SE & Co. KGaA
Testo is a worlwide leading manufacturer of portable measuring instruments. Our instruments are used in every industry from foodservice and HVAC upto laboratory and industrial manufacturing.
Introduction
Testo is a worlwide leading manufacturer of portable measuring instruments. Our instruments are used in every industry from foodservice and HVAC upto laboratory and industrial manufacturing.
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Gas detection and sampling systems like gas sensor arrays (electronic noses) and thermal desorption units (trap). Analytical services (GC, GC-MS).
Under the umbrella of the JANSSEN company group, two companies are gathered: Janssen Elektromaschinen GmbH and Rolf Janssen GmbH Elektrotechnische Werke.