<font size="2" face="Arial">Gradko are market leaders in the supply and analysis of low cost air pollution monitoring equipment. We are also specialists in the manufacture of high quality small-bore peristaltic pump tubing.<br><br><b>Air sampling equipment:</b><br>We are manufacturers and suppliers of passive diffusion tubes for ambient air quality monitoring of potentially hazardous gaseous pollutants. Our UKAS accredited laboratories work to ISO 17025. Diffusion tubes are low cost, low maintenance ambient air monitoring systems for assessing environmental pollution in both air and soil. Our air pollution monitoring product and analysis range covers organic pollutants and inorganic pollutants. Diffusion sampling is commonly used for dispersion modelling and model validation, indoor air surveys, air quality control, air pollution modelling, personal air sampling, landfill odour emissions, soil analyses and workplace monitoring for occupational health and safety. The target compounds of our diffusion tubes include:<br><br>- Nitrogen Dioxide and Nitric Oxide<br>- Sulphur Dioxide<br>- Ozone<br>- Ammonia<br>- Hydrogen Sulphide<br>- Acid gases<br>- Formaldehyde<br>- VOCs<br><br>Please contact: <u>
[email protected].</u><br><br><b>Pump tubing:</b><br><br>Gradko specialise in high quality small-bore peristaltic pump tubes for a variety of medical, laboratory and industrial applications.<br><br>Available materials include:<br>- PVC<br>- Silicone<br>- Santoprene<br>- Viton<br>- Neoprene<br>- PTFE<br>- Polyethylene<br><br>Properties such as flexibility, clarity, colour, heat stability density and chemical resistance can be specified to meet customer requirements. Our tubing is supplied in reels or as ready assembled units of ribbon or bridged tubing. <br><br>Please contact: <u>
[email protected]</u><br></font>