No. 710 Dosi-tube holder for Gastec passive Dosi-tubes

Gastec No. 132D Trichloroethylene Dosi-tube long term measurement gas detector tube 3 - 300 ppm Cl2C:CHCl

Gastec No. 133D Tetrachloroethylene Dosi-tube long term measurement gas detector tube 3 - 150 ppm Cl2C:CCl2

Gastec No. 122DL Toluene Dosi-tube long term measurement gas detector tube 2 - 500 ppm C6H5CH3

Gastec No. 5D Sulphur Dioxide Dosi-tube long term measurement gas detector tube 0.2 - 100 ppm SO2

Gastec No. 5DH Sulphur Dioxide Dosi-tube long term measurement gas detector tube 10 - 600 ppm SO2

Gastec No. 9DL Nitrogen Dioxide Dosi-tube long term measurement gas detector tube 0.01 - 3.0 ppm NO2

Gastec No. 9D Nitrogen Dioxide Dosi-tube long term measurement gas detector tube 0.1 - 30 ppm NO2

Gastec No. 152D Methyl Ethyl Ketone Dosi-tube long term measurement gas detector tube 2 - 600 ppm CH3COC2H5

Gastec No. 4D Hydrogen Sulphide Dosi-tube long term measurement gas detector tube 0.2 - 200 ppm H2S

Gastec No. 32D Hydrogen Peroxide Dosi-tube long term measurement gas detector tube 0.5 - 40 ppm H2O2

Gastec No. 12D Hydrogen Cyanide Dosi-tube long term measurement gas detector tube 1 - 200 ppm HCN

Gastec No. 14D Hydrogen Chloride Dosi-tube long term measurement gas detector tube 1 - 100 ppm HCl

Gastec No. 91D Formaldehyde Dosi-tube long term measurement gas detector tube 0.1 - 20 ppm HCHO

Gastec No. 112D Ethanol Dosi-tube long term measurement gas detector tube 100 - 25000 ppm C2H5OH

Gastec No. 8D Chlorine Dosi-tube long term measurement gas detector tube 0.08 - 100 ppm Cl2

Gastec No. 1DL Carbon Monoxide Dosi-tube long term measurement gas detector tube 0.4 - 400 ppm CO

Gastec No. 1D Carbon Monoxide Dosi-tube long term measurement gas detector tube 1.04 - 2000 ppm CO

Gastec No. 2D Carbon dioxide Dosi-tube long term measurement gas detector tube 0.02 - 12 % CO2

Gastec No. 174D 1,3-Butadiene Dosi-tube long term measurement gas detector tube 1.3 - 200 ppm CH2:CHCH:CH2

Gastec No. 3DL Ammonia Dosi-tube long term measurement gas detector tube 0.1 - 10 ppm NH3

Gastec No. 3D Ammonia Dosi-tube long term measurement gas detector tube 2.5 - 1000 ppm NH3

Gastec No. 151D Acetone Dosi-tube long term measurement gas detector tube 5 - 1500 ppm CH3COCH3

Gastec No. 81D Acetic Acid Dosi-tube long term measurement gas detector tube 0.5 - 100 ppm CH3CO2H