Gradko Environmental are amongst the market leaders in the  preparation, supply and analysis of diffusion tube environmental  monitors. Our success has been built on providing a flexible  and cost effective service that tailors the application capabilities of  the monitors to exact customer requirements with added service of  accurate and timely analysis - The Ultimate Solution for Environmental  Monitoring. The research activities for diffusion tube technology  commenced 18 years ago with Gradko International Ltd being one of the  pioneers of this work. Over the following years, the development of  different types of diffusive samplers enabled the application range to  widen considerably, with the result that there is now a choice of  options for the Environmental Industry to plan their projects with  greater accuracy. These options cover : External ambient air, indoor  ambient air, contaminated soils, occupational hygiene and workplace  monitoring, plus the analysis of contaminated groundwater. The technical  knowledge acquired during the development phases enable us to provide a  comprehensive technical back-up service, this combined with customer  driven quality objectives, provide an ongoing path to excellence in all  that Gradko Environmental set to achieve.a
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