Chemical characterization of organic particulate matter from on-road traffic in São Paulo, Brazil

Earth & Environmental Sciences

• road traffic 100%
• particulate organic matter 94%
• vehicle 65%
• chemical 40%
• emission factor 18%
• desorption 11%
• aerosol 9%
• ethanol 8%
• tunnel 7%
• gasohol 7%
• mass spectrometry 7%
• organic carbon 6%
• secondary production 5%
• nitrogen compound 5%
• transmittance 5%
• oxygenation 5%
• tire 5%
• oxygen content 4%
• volatility 4%
• carbon emission 4%
• diesel 4%
• engine 4%
• particulate matter 3%
• tracer 3%
• combustion 3%
• quartz 3%
• hydrocarbon 3%
• filter 2%
• oxygen 2%
• ion 2%
• nitrogen 2%
• city 2%
• experiment 1%
• analysis 1%