Volatile organic compound emission and other trace gases from selected animal buildings ppt

... T. G. Custer, S. Linke and T. Hinz / Landbauforschung Völkenrode 3 / 2007 (57):273-284273 Volatile organic compound emission and other trace gases from selected animal buildings Ngwa Martin ... starting point and a reference for further VOC identication and quantication from animal husbandry. To augment these measurements, there is need to access trace gas emissions from other animal categories, ... VOC emissions from the animal husbandry sector in Germany are likely around 150 Tg carbon, less than previously estimated and of a much different composition.Keywords: Volatile Organic Compounds...

Volatile Organic Compound Concentrations and Emission Rates Measured over One Year in a New Manufactured House pptx

... Beal D and Chandra S. 2000. Volatile organic compound concentrations and emission rates in new manufactured and site-built houses. Indoor Air 10: 178-192. Howard-Reed C, Wallace LA and Ott WR. ... change rate, weather, volatile organic compound (VOC), formaldehyde, emission rate, indoor air quality Introduction Indoor exposures to toxic and irritating volatile organic compounds (VOCs) are ... Institute of Standards and Technology, Gaithersburg, MD 20899, USA September 2004 Abstract A study to measure indoor concentrations and emission rates of volatile organic compounds (VOCs),...

National Volatile Organic Compound Emission Standards for Architectural Coatings -- Background for Promulgated Standards docx

... (1) antifouling from 400 g/l to 450 g/l; (2)nuclear from 420 g/l to 450 g/l; (3) clear shellacs from 650 g/lto 730 g/l; and (4) combined opaque and clear waterproofingsealers and treatments ... Francisco, California 94080EPA-453/R-98-006bNational Volatile Organic Compound Emission Standards for Architectural CoatingsBackground for Promulgated Standards(Architectural Coating Background Information ... 899Columbus, Ohio 43216-0899National Volatile Organic Compound Emission Standards for ArchitecturalCoatings Background for Promulgated Standards EPAAirUnited StatesEnvironmental...

National Volatile Organic Compound Emission Standards For Consumer Products -- Background for Promulgated Standards potx

... reduction in volatile organic compounds (VOC)emissions from consumer products. One commenter (IV-F-1(b))approved of the proposed rule because it allows significantreduction in VOC content and emissions ... Thus, excluding any product from regulation would promote aNational Volatile Organic Compound Emission StandardsFor Consumer Products Background for Promulgated Standards E P AAirUnited StatesEnvironmental ... VOLATILE ORGANIC COMPOUND EMISSION STANDARDSFOR CONSUMER PRODUCTS BACKGROUND FOR PROMULGATED STANDARDS Emission Standards DivisionU.S. Environmental Protection AgencyOffice of Air and RadiationOffice...

National Volatile Organic Compound Emission Standards for Architectural Coatings ppt

... emissions of volatile organic compounds, or "VOC," which have beenassociated with a variety of health and welfare impacts. Section 183(e) of the Clean AirAct directs EPA to list and ... Planning and Standards July 1999Agency Research Triangle Park, NC 27711 http://www.epa.gov/ttn/uatw/183e/aim/aimpg.htmlAirSMALL ENTITY COMPLIANCE GUIDENational Volatile Organic Compound Emission ... water, exempt compounds, orcolorant added to tint bases, except for low solids stains and low solids wood preservatives.2.3 Summary of regulation17FIGURE 1. VOLATILE ORGANIC COMPOUND CONTENT...

Volatile organic compound measurements at Trinidad Head, California, during ITCT 2K2: Analysis of sources, atmospheric composition, and aerosol residence times pot

... Structure:Troposphere—constituent transport and chemistry; KEYWORDS: atmospheric chemistry, volatile organic compounds, aerosolCitation: Millet, D. B., et al. (2004), Volatile organic compound measurements at ... between 13:00 and 19:00 PST of 1.2 (0.9–1.7) ppt (median and interquar-tile range), and a maximum in the early morning between05:00 and 10:00 PST of 4.6 (2.2–8.8) ppt (median and interquartile ... toozone and secondary organic aerosol, by impacting theEarth’s radiative budget, and by enabling the export ofNOx from source regions in the form of peroxyacetyl nitrate(PAN) and related compounds....

Atmospheric volatile organic compound measurements during the Pittsburgh Air Quality Study: Results, interpretation, and quantification of primary and secondary contributions pot

... Schlapfer, and S. Wunderli (1998), Emission factors from road traffic from a tunnel study (Gubrist tunnel,Switzerland). part III: Results of organic compounds, SO2 and speciationof organic exhaust emission, ... power plant emissions of gases and particles, and the subsequent pho tochem icalaging of those emissions.3.2.2. Summer Trace Gas and Aerosol Data Set[30] Six factors were extracted from the ... primary emission tracer, the calculatedOVOC emission ratios, given by the critical r2,wereconsisten t using compounds that are solely combustionderived (e.g. alkenes and alkynes) and compounds...

USEPA REGION 9 TECHNICAL GUIDELINES FOR ACCURATELY DETERMINING VOLATILE ORGANIC COMPOUND (VOC) CONCENTRATIONS IN SOIL AND SOLID MATRICES potx

... Method 5035, “Closed-System Purge- and- Trap and Extraction for Volatile Organics in Soil and Waste Samples,” and Method 5021, Volatile Organic Compounds in Soils and Other Solid Matrices Using Equilibrium ... Analysis of Volatile Organic Compounds. US Army Cold Regions Research and Engineering Laboratory, Special Report 96-5. Hewitt, A.D. (1997) Preparing Soil Samples for Volatile Organic Compound ... Accurately Determining Volatile Organic Compound Concentration in Soil and Solid Matrices December 2005 - 10 - 8.0 REFERENCES American Society for Testing and Materials (2003) Standard Guide for...

Tài liệu Human-induced changes in US biogenic volatile organic compound emissions: evidence from long-term forest inventory data ppt

... isoprene emissions), harvesting (which decreased monoterpene emissions and increased isoprene emissions) and plantation management (which increased isopreneemissions, and decreased monoterpene emissions ... magnitude and spatial distributions of BVOC emissions, changesin BVOC emissions, and the relative magnitude ofbiogenic vs. anthropogenic emissions and emission changes.Species-speciﬁc potential emission ... 1737–1755 compound ﬂuxes from US woodlands. Tree Physiology, 16,17–24.Guenther AB, Geron C, Pierce T et al. (2000) Natural emissions ofnon-methane volatile organic compounds; carbon monoxide, and oxides...

Tài liệu METHOD 21 - DETERMINATION OF VOLATILE ORGANIC COMPOUND LEAKS doc

... [Reserved]1151METHOD 21 - DETERMINATION OF VOLATILE ORGANIC COMPOUND LEAKS1.0 Scope and Application.1.1 Analytes.Analyte CAS No. Volatile Organic Compounds (VOC) No CAS number assigned1.2 ... non-Reference Compound Gases. Calibrations may be performed using a compound other than1157the reference compound. In this case, a conversion factormust be determined for the alternative compound ... to locate and classify leaks only, and is not to be1152used as a direct measure of mass emission rate from individual sources.3.0 Definitions.3.1 Calibration gas means the VOC compound used...

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