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Functions: MULTIFUNCTIONAL SCIENTIFIC – This indoor air quality monitor accurately assesses multiple measures of air quality including concentrations of formaldehyde (HCHO), total natural synthetic volatile organic compounds causing most odors (TVOC), and fine particulate dust matter measuring <2.5 microns in size (PM2.5) which travel deeply into the respiratory tract, reaching the ...

Jun 02, 2017The NO2 gas molecule is totally dissociated into NO and O species through the adsorption process, while the other gas molecules retain their molecular forms. The amounts of charge transfer upon adsorption of CO and NH3 gas molecules on BC3 are found to be small.

Any combination of flammable gas from parts per million (ppm) through Lower Explosive Limit (LEL) to percent volume, oxygen, carbon monoxide and hydrogen sulphide can be selected to ensure that your exact requirements are met. All of the Gasurveyor 500 Series are dual mode instruments, making them suitable for both surveying work and confined ...

Solvent extraction - non-dispersive infrared absorption analysis method: Measured objects: Substances extracted from sample water into solvent and having infrared absorption near a wavelength from 3.4 μm to 3.5 μm: Measurement range: 0 mg/L to 200 mg/L: Resolution: For mg/L 0 to 99.9: 0.1, 100 to 200: 1

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X-ID™ Cross Bore Detection Technology Our patent-pending solution deploys directly into newly installed or legacy PE gas mains to detect cross bores while eliminating the need to enter sewer mains and laterals. Learn More Our Robots Have Remediated More Than 90 Miles of Gas Mains Gas networks in the US and UK continue to expand programs to reduce costs, improve customer experience and ...

The GasAlert Max XT II is compatible with the IntelliDoX for Gas Alert Max XT II DX-MAXXT for recording your readings throughout a shift, for charging the kit, and for altering settings for alarms and tolerance levels should your company require it (via the IR Data Link Kit found in the Deluxe Confined Accessory Kit). Each GasAlert Max XT II ...

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Sep 30, 2020Ammonia is a colorless gas and is commonly used in cleaning products and fertilizers. Even though it is found in the household, it can be harmful to your health. If you smell a pungent odor or suffer irritation, there may be ammonia present. To determine if ammonia is in the air or water, you can use test strips or an ammonia detector.

UEi CD100A: A combustible gas leak detector with wide range of uses. This is a phenomenal combustible gas leak detector by UEi Test Instruments. It has a huge range of detection capabilities, and it's useful for picking up hints of natural gas and propane, as well as a slew of other harmful gasses.

Therefore, at least 10% by volume oxygen is required in the sampled gas for pellistor-type LEL sensors to sustain catalytic oxidation, and the calibration gas should have an air matrix instead of nitrogen. Advantages of Pellistor LEL sensors is that they are inexpensive and measure all volatile combustible gases present including hydrogen.

Oct 16, 2020Helium leak detectors are the ideal solution for leak detection and leak-tightness testing under vacuum. The test gas Helium is safe and a small, light molecule which is suitable for detecting micro leaks. The detection range of Helium in vacuum tests lies between 10-2 and 10-13 Pa m 3 /s. Helium leak detection is extremely accurate ...

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Trace-A-Gas is a premium leak detection solution. Trace-A-Gas is a 5% Hydrogen and 95% Nitrogen mixture which is non-flammable, non-toxic and safe for the environment. When used with a suitable electronic leak detector, Trace-A-Gas will enable engineers to detect much smaller leaks than they can with Oxygen Free Nitrogen and a leak detection spray.

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