Formaldehyde Gas Tube 0.1-20 ppm

Full Measuring Range: 0.1-20 ppm Sampling Time:   1 to 10 hours Shelf life: 1 (in the refrigerator)

Formaldehyde Gas Tube 2-100 ppm

Full Measuring Range: 2-100 ppm Sampling Time:   30 sec -1.5 min Shelf life: 3

Fluorochlorocarbons Gas Tube 1-54 ppm

Full Measuring Range: 1-54 ppm Sampling Time:   2-4 min Shelf life: 3

Fluorochlorocarbons Gas Tube 250-6000 ppm

Full Measuring Range: 250-6000 ppm Sampling Time:   45 sec - 1.5 min Shelf life: 3

Fluorochlorocarbons Gas Tube 10-400 ppm

Full Measuring Range: 10-400 ppm Sampling Time:   2 min Shelf life: 3

Ethylene Oxide Gas Tube 0.1-10 ppm

Full Measuring Range: 0.1-10 ppm Sampling Time:   4-8 min Shelf life: 1 (in the refrigerator)

Ethylene Oxide Gas Tube 0.4-350 ppm

Full Measuring Range: 0.4-350 ppm Sampling Time:   3 - 12 min Shelf life: 1 (in the refrigerator)

Ethylene Oxide Gas Tube 0.05-3%

Full Measuring Range: 0.05-3% Sampling Time:   45 sec Shelf life: 3 

Ethylene Glycol Gas Tube 40-100 mg/m³

Full Measuring Range: 40-100 mg/m³ Sampling Time:   6 min Shelf life: 3 (in the refrigerator)

Ethylene 0.2-50 ppm

Full Measuring Range: 0.2-50 ppm Sampling Time:   4 - 8 min Shelf life: 3

Ethylene 25-800 ppm

Full Measuring Range: 25-800 ppm Sampling Time:   1.5 - 3 min Shelf life: 3

Ethyl Mercaptan Gas Tube 2.5-30 ppm

Full Measuring Range: 2.5-30 ppm Sampling Time:   1 min at the pressure of 11 inch h2o Shelf life: 2