Markus De Vries GmbH
5 products found
Markus De Vries GmbH products
Plane Filters
Glass fibre plane filters. Whether or not with binder. Resistant at a temperature of 500°C. Efficiency 99,98% or 99,999% (0,3 µm). Quartz fibre plane filters. Filters without binder. Resistant at a temperature of 950°C. For determination of metals and analysis of acid gases, except HF. Penetration < 0,002% DOP (0,3 µm). DOP = dioctylpthalate, an aerosol which is existing of a great number of 0,3 µm particles. PTFE filters, cellulose nitrate and cellulose acetate filters, nylon filters. Available in different diameters and pore sizes. Ceramic crusibles and boats. Ceramic crusibles and boats for analysers of JUWE (Ströhlein) , Eltra.Drum-Type Gasmeters TG-Series (Wet-Type)
Precision gasmeters. Many models with a total measuring range of 0,1 tot 18.000 l/h. Precision 0,2% by nominal flow. Suitable for the use of aggressive gases by the use of corrosion resistant materials such as PP, PVC, PVDF. Accessories as thermometer or manometer can be mounted.Dry Gas Meter
Flow ranges: G1,6: 0,016 - 2,5 m3/h. G2,5: 0,025 - 4 m3/h. G4: 0,04 - 6 m3/h. G6: 0,06 - 10 m3/h. Operating temperature: -20 to 60°C. Limits of calibration errors: from 0,2 Qmax: 1.5 %. Complete with tube bends and quick release hose connector. Available with vacuum gauge -400 to 0 mbar and thermometer 0-60°C.DryCal DC-Lite
Dry flow meter with frictionless piston technology. No need for soap film solutions. Flow range 10 ml/min - 12 l/minNo need for soap film solutions. Reading of actual flow and average value with battery charger.Heated isokinetic sampling probes
