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Determination of Volatile Organic Compounds in Air

Download the PDF version Determination of Volatile Organic Compounds in Air Anne Jurek Introduction Air pollution is a growing problem due to the global economy and industrial development in many countries. As a result, the analysis of ambient air is a growing field. The Environmental Protection Agency developed Method TO-15 in

Influence of the E Cigarette Emission Profile by the Ratio of Glycerol to Propylene Glycol in E Liquid Composition

Full PDF Version Download Influence of the E Cigarette Emission Profile by the Ratio of Glycerol to Propylene Glycol in E Liquid Composition ABSTRACT The use of electronic cigarettes (E-cig) is popular because of the perception that they are less addictive and safer compared to the traditional cigarettes. Nevertheless, there are

On-road tailpipe emission characteristics and ozone formation potentials of VOCs from gasoline, diesel and liquefied petroleum gas fueled vehicles

On-road tailpipe emission characteristics and ozone formation potentials of VOCs from gasoline, diesel and liquefied petroleum gas fueled vehicles Download PDF Version HIGHLIGHTS VOCs from various types of vehicles were investigated systematically with the PEMS. Aromatics and alkanes were the dominant VOC groups from in-use vehicle exhaust. Aromatics were the major

Nutech 3000 THC & NMHC Analyzer Application Note for Wastewater VOCs Testing in San Francisco

Background Introduction This application note is provided by Cambrian Innovation, the leading wastewater treatment solution provider in US. They built a plant to help Anchor Brewing, one of the oldest beer producer in US,  to deal with their wastewater and make sure that after their treatment, the wastewater's NMHC concentration should be within allowable

Analysis of 117 VOCs Compounds by Using Nutech 8910 Preconcentrator System

Application Note: Analysis of 117 VOCs Compounds by Using Nutech 8910 Preconcentrator System 【Abstract】 By Using three stage cryogenic system + GC/MS technology (Full Scan and/or SIM) 117 VOC compounds (TO15 + PAMS + Aldehyde Compounds Mix by Linde) in air be analyzed to check the 8910 instrument performance. The results shows that in

Application Note: A Fast Run for EPA TO-15A by Using Nutech 8910 Preconcentrator System

Application Note: A Fast Run for EPA TO-15A by Using Nutech 8910 Preconcentrator System 【Abstract】 By Using three stage cryogenic system + GC/MS technology (Full Scan and/or SIM) 82 VOC compounds (TO15A Mix by Linde) in air be analyzed in a fast single run performance. The results shows that in 0.1-20.0ppb range the calibration,

Application Note by Using Nutech Preconcentrator System for EPA TO-15A Lab Analysis

Application Note by Using Nutech Preconcentrator System for EPA TO-15A Lab Analysis 【Abstract】 By Using three stage cryogenic system + GC/MS technology (Full Scan and/or SIM) 82 VOC compounds (TO15A Mix by Linde) in air was analyzed in a single run. The results show that in 0.5-10.0ppb range the calibration, precision, accuracy, blank and

Releases of Fire-Derived Contaminants from Water Pipes Made of Polyvinyl Chloride Polymer

Abstract: In order to assess the human exposure risks from the release of contaminants from water pipes made of polyvinyl chloride (PVC), experiments were carried out by subjecting the PVC pipe material to burning and leaching conditions followed by analysis of the emission and leachate samples. The emissions of burning pipes were analyzed by both

Control of VOCs Emissions by Condenser Pre-treatment in a Semiconductor Fab

Control of VOCs Emissions by Condenser Pre-treatment in a Semiconductor Fab Abstract The performance of a modified design of local condensers to pre-treat a variety of volatile organic compounds (VOCs) emitted from the stripping process of a semiconductor fab was tested in this study. The reaction temperature of the condensers was controlled at around

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