Hydrazine Gas Tube 0.05-2 ppm

Full Measuring Range: 0.5-2 ppm Sampling Time:  5 -10 min Shelf life: 3

Hexane Gas Tube 4-1200 ppm

Full Measuring Range: 4-1200 ppm Sampling Time:   1.5 - 7.5 min Shelf life: 3

Hexane Gas Tube 0.015-1.2%

Full Measuring Range: 0.015-1.2% Sampling Time:   30 sec - 1.5 min Shelf life: 3

Gasoline Gas Tube 30-2000 ppm

Full Measuring Range: 30-2000 ppm Sampling Time:   2 - 4 min Shelf life: 3

Gasoline Gas Tube 0.013-1.2%

Full Measuring Range: 0.013-1.2% Sampling Time:   30 sec - 2 min Shelf life: 3

Free Residual Chlorine in Solution Gas Tube 0.1-10 mg/L

Full Measuring Range: 0.1-10 mg/L Sampling Time:   4 min Shelf life: 2

Formaldehyde Gas Tube 0.01-0.8 ppm

Full Measuring Range: 0.01-8 ppm Sampling Time:   10 - 30 min Shelf life: 1 (in the refrigerator)

Formaldehyde Gas Tube 0.05-1 ppm

Full Measuring Range: 0.05-1 ppm Sampling Time:   7.5 min Shelf life: 1 (in the refrigerator)

Formaldehyde Gas Tube 0.1-40 ppm

Full Measuring Range: 0.1-40 ppm Sampling Time:   1.5 - 7.5 min Shelf life: 3 (in the refrigerator)

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