Yingkou Xinxing Electronic Technology Co., Ltd. (formerly Yingkou Electronic Technology Application Research Institute) was established in 1995,Famous as China Combustible gas detector Manufacturers and Combustible gas detector suppliers,with a history of more than 20 years of research and development, production, sales and service as one of the high-tech enterprises.The company's alarm ...
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Get PriceApr 12, 2018Apr 12, 2018. Hydrogen gas has a wide flammability range (4% to 74% by volume), detonates (explodes) from 18% to 59%, and is very easily ignited. The major fields of activities exposed to hydrogen are the chemical industries, the oil and gas refining industry, electrochemical research and the manufacturing processes of using or producing hydrogen. Hanwei Electronics Group product line includes a range of state-of-the-art, portable hydrogen detectors, hydrogen gas leak detector …
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Get PriceApr 01, 2016In recent years, technologies that have developed using methanol as the main raw material include methanol-to-gasoline (MTG), methanol-to-olefins (MTO) and methanol-to-propylene (MTP) processes. The process The following describes a process for producing methanol from natural gas that employs combined reforming for the generation of synthesis ...
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Get PriceAll detector tubes are provided in boxes. Each box contains ten detector tubes of the same kind and contains an instruction sheet for the detector tube, as well as ten numbered adhesive labels. Information about the detector tube is printed on the label of the box. The colour in the detector tube changes as the gas is drawn in. Simply wait the required sampling time and read the measurement at the end of …
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Get PriceThe tracer is often used for leak detection, gas-pipeline monitoring and purge testing. This tool gives you information on the percent of LEL, oxygen and carbon monoxide. For methane detection, the RKI Gas Tracer can be fitted with a sensor that reads to 10 parts-per-million and with a thermal conductivity sensor, will read up to 100% of the ...
Get PriceMay 16, 2019Metal oxide semiconductor (MOS) sensors also detect carbon monoxide and function using a gas-sensitive film that is composed of either tin or tungsten oxides. This film reacts when a certain level of toxic gas is present, triggering the device to alert or warn the user.
Get PriceThe tracer gas escapes at a leak opening and then, being lighter than air, permeates to the surface through the soil and pavement. The leak is located by scanning the ground surface directly above the pipe with a highly sensitive gas detector. Although helium is used in the US, the most commonly used tracer gas worldwide is hydrogen (H2).
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Get PriceIt is the ability to get an on the spot gas reading, with very little in the way of equipment or expense, that has made these colorimetric gas detection tubes so popular. The RAE Systems by Honeywell brand uses a piston type pump to draw the target sample air through the tube. Simply break off both ends of the glass tubes and insert into the pump.
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Get PricePlus sensor cell operation is continuously supervised 24/7 and when used in conjunction with distributive control systems or PLCs, provides immediate fault identification for a disconnected sensor cell. The AirCheck LEL gas detector is housed in a Nema 4 explosion-proof enclosure and is available for Ethanol, hydrogen, natural gas, methane, and ...
Get PriceThis unit that expresses concentration in parts per million is measured as the volume (denoted in litres [L]) of a substance found in 1L of a medium such as air. mg/m 3 (milligram per cubic metre) This unit expresses the concentration in one cubic metre of air (equivalent to 1L or 1000mL) of a substance in terms of its mass (measured in ...
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