Carbon Monoxide Long Term Diffusion Tubes from Draeger Safety. Standard Range 6 -75ppm, 10 -120ppm, 25-300ppm, 50 – 600ppm
Ammonia Long Term Diffusion Tubes from Drager Safety. Standard Range 2.5 – 200ppm, 4 – 300ppm, 10 – 750ppm, 20 – 1500ppm.
Carbon Dioxide Long Term Diffusion Tubes from Draeger Safety.Standard Range250 to 6,000 ppm
Hydrogen Sulfide Long Term Diffusion Tubes from Drager Safety. Standard Range 1.3 – 40ppm, 2.5 – 75ppm, 5 – 150ppm, 10 –300 ppm.
Nitrogen Dioxide Long Term Diffusion Tubes from Drager Safety. Standard Range 0.5 – 25ppm
Sulphur Dioxide Long Term Diffusion Tubes from Drager Safety. Standard Range 5 – 150ppm x h
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