The World Leader in Sorption Science. Surface Measurement Systems Ltd develops and engineers innovative experimental techniques and instrumentation for physico-chemical characterisation of complex solids. We are the world leaders in sorption technology instrumentation, humidity generation, and solutions, providing professional world-class scientific and technical support for our international customers By carefully controlling, measuring and analysing the physicochemical interaction of vapours with solid samples such as powders, fibres, and films, SMS can help solve problems in research and development, such as stability studies and drying performance, through to manufacturing & quality control. Our range of characterisation instruments and scientific/engineering techniques has helped solve difficult problems in the pharmaceuticals, biomaterials, polymers catalysts, chemical, cosmetics, and food industries, and are used by hundreds of leading laboratories and universities throughout the world.