particulate sampling News
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New ‘gas standards’ in the works to fight pollution
The government is looking to prepare a unified testing methodology to ensure that all agencies that map air pollution use accurate instruments. The Council of Scientific and Industrial Research (CSIR) -National Physical Laboratory (NPL) is in the process of setting up ‘gas standards’, or reference samples of Carbon Monoxide (CO), Sulphur Dioxide (SO2), Nitrous Oxide (NO2) and ...
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Interview with Manoj Kumar - Middle East & Indian Subcontinent
What considerations are important when designing air monitoring stations for use in the Middle East and India? The climate in the Middle East and sub-continent is generally hotter and more humid. Instrument performance is affected by changes in temperature and humidity, especially carbon monoxide and ammonia analysers. Therefore, instruments working in this climate need to be installed in well ...
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Diesel Emissions, Health and the Law
When diesel is used as an engine fuel, it is inevitable that you will produce Products of Incomplete Combustion (PICs). Hence, we never just produce carbon dioxide (CO2) and water (H2O) alone, but rather a myriad of hydrocarbons including aromatics (e.g. benzene, toluene) aldehydes and poly-aromatic hydrocarbons (PAHs) in a semi-volatile phase or bound with carbonaceous particulate, and some ...
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