KRÜSS is a German surface science brand offering a broad portfolio of solutions for analyzing surfaces, interfaces, and foam. Its instruments support research and development as well as quality control across applications involving liquids and solids. Products include contact angle and drop shape analyzers, tensiometers, bubble pressure instruments, surface analyzers, and dynamic foam analysis systems. The range includes both automated laboratory equipment and portable tools for tasks such as checking surface quality and monitoring cleaning or coating baths.

Alongside its instruments, KRÜSS provides measurement services through its Applications & Science team. Specialists analyze customer samples and advise on surface and interfacial tension, contact angle, roughness, foam, and interfacial rheology. A pre-test service helps customers assess samples and identify a suitable instrument configuration before proceeding. The company also offers software, accessories, technical support, installation, maintenance, training, and other services intended to help customers use their equipment effectively. With a history dating to 1796 and a focus on surface science, KRÜSS serves customers in both industrial and academic settings.