Isoamyl Alcohol Gas Tube 5-300 ppm

Full Measuring Range: 5-300 ppm Sampling Time: 4 min Shelf life: 3

Isoamyl Acetate Gas Tube 10-200 ppm

Full Measuring Range: 10-200 ppm Sampling Time: 4 min Shelf life: 2

Iron Ion Gas Tube 5-50 mg/L

Full Measuring Range: 5-50 mg/L Sampling Time: 5 min Shelf life: 3

Hydrogen Sulfide Gas Tube 10-200 ppm

Full Measuring Range: 10-200 ppm Sampling Time: 5 min Shelf life: 1.5 (in the refrigerator)

Hydrogen Sulfide Gas Tube 0.05-4 ppm

Full Measuring Range: 0.05-4 ppm Sampling Time: 45 sec - 3 min Shelf life: 2 (in the refrigerator)

Hydrogen Sulfide & Sulfur Diox Gas Tube 0.25-120 ppm

Full Measuring Range: 0.25-120 ppm Sampling Time: 1 - 4 min Shelf life: 3

Hydrogen Sulfide & Sulfur Diox Gas Tube 0.02-8%

Full Measuring Range: 0.02-8% Sampling Time: 30 sec - 7.5 min Shelf life: 3

Hydrogen Sulfide Gas Tube 12.5-500 ppm

Full Measuring Range: 12.5-500 ppm Sampling Time: 30 sec - 1.5 min Shelf life: 3

Hydrogen Sulfide Gas Tube 0.25-120 ppm

Full Measuring Range: 0.25-120 ppm Sampling Time: 30 sec - 10 min Shelf life: 3

Hydrogen Sulfide Gas Tube 1-40 ppm

Full Measuring Range: 1-40 ppm Sampling Time: 30 sec - 2 min Shelf life: 3

Hydrogen Sulfide Gas Tube 0.5-12 ppm

Full Measuring Range: 0.5-12 ppm Sampling Time: 30 sec - 2 min Shelf life: 2

Hydrogen Sulfide Gas Tube 1-240 ppm

Full Measuring Range: 1-240 ppm Sampling Time: 30 sec - 7.5 min Shelf life: 3