Carbon Tetrachloride Gas Tube 0.5-60 ppm

Full Measuring Range: 0.5-60 ppm Sampling Time: 1-5 min Shelf life: 1 (in the refrigerator)

Carbon Monoxide Gas Tube 0.4-400 ppm

Full Measuring Range: 0.4-400 ppm Sampling Time: 0.5 to 24 hours Shelf life: 2 (in the refrigerator)

Carbon Monoxide Gas Tube 0.05-4%

Full Measuring Range: 0.05-4% Sampling Time:  30 sec - 2 min Shelf life: 3

Carbon Monoxide Gas Tube 25-2000 ppm

Full Measuring Range: 25-2000 ppm Sampling Time:  30 sec - 1.5 min Shelf life: 3

Carbon Monoxide Gas Tube 5-100 ppm

Full Measuring Range: 5-100 ppm Sampling Time:  6 min Shelf life: 3

Carbon Monoxide Gas Tube 5-600 ppm

Full Measuring Range: 5-600 ppm Sampling Time:  1-6 min Shelf life: 3

Carbon Monoxide Gas Tube 1-30 ppm

Full Measuring Range: 1-30 ppm Sampling Time:  4 min Shelf life: 2

Carbon Monoxide Gas Tube 8-1000 ppm

Full Measuring Range: 8-1000 ppm Sampling Time:  1-6 min Shelf life: 3

Carbon Monoxide Gas Tube 2.5-2500 ppm

Full Measuring Range: 2.5-2500 ppm Sampling Time:  30 sec - 10 min Shelf life: 3

Carbon Monoxide Gas Tube 1-50%

Full Measuring Range: 1-50% Sampling Time:  1-2 min Shelf life: 3

Carbon Monoxide Gas Tube 0.1-10%

Full Measuring Range: 0.1-10% Sampling Time:  30 sec - 1.5 min Shelf life: 3

Carbon Monoxide Gas Tube 1.04-2000 ppm

Full Measuring Range: 1.04-2000 ppm Sampling Time:  0.5-48 hours Shelf life: 2