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Polymer Standards Service GmbH (PSS) was founded in 1985 as a highquality chemical manufacturer spin-off from the University of Mainz, Germany. Its laboratories are equipped with the most advanced instrumentation and latest methods for polymer synthesis, characterization and method development.

PSS is fully dedicated to the advancement of macromolecular liquid chromatography by means of developing true solutions and providing competent personal support. Its specialization is gel permeation chromatography (GPC) or size exclusion chromatography (SEC), a versatile technique for characterizing polymers, biopolymers, polysaccharides and proteins. From a single molar mass reference material to turn-key systems for GPC/SEC multi detection with light scattering, viscometry, mass spectrometry or fully compliant GPC/SEC for the pharmaceutical industry: PSS offers all products and services for successful macromolecular analysis and expert support by GPC/SEC enthusiasts.