PROTOCOL FOR EQUIPMENT VERIFICATION TESTING OF VOLATILE ORGANIC CHEMICAL REMOVAL ppt

... 04/9209/EPADWCTR Environmental Technology Verification Protocol Drinking Water Systems Center PROTOCOL FOR EQUIPMENT VERIFICATION TESTING OF VOLATILE ORGANIC CHEMICAL REMOVAL Prepared by NSF International ... definition of verifiable performance of equipment. (Note that this protocol may be associated with a number of different TSTPs for different types of VOC removal process equipment. ) Design aspects of ... Provision of all equipment needed for field work associated with this verification testing; • Provision of a complete list of all equipment to be used in the verification testing. A table format...

Tài liệu Glossary of Volatile Organic Compounds ppt

... volcanoes and forest fires. Benzene is a natural part of crude oil, gasoline, and cigarette smoke. Benzene is one of the major components of JP-8 fuel. Industry is the main source of benzene in ... Measuring exposure Almost all of the Churchill County blood samples tested for trichloroethylene fell below the level of detection (0.01 ppb). The effect of trichloroethylene exposure on ... moderate levels of trichloroethylene can get enlarged livers, and high levels of exposure can cause liver and kidney damage. Studies of people exposed over long periods to high levels of trichloroethylene...

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

... Analytes.Analyte CAS No. Volatile Organic Compounds (VOC) No CAS number assigned1.2 Scope. This method is applicable for thedetermination of VOC leaks from process equipment. Thesesources ... Other Connections. For weldedflanges, place the probe at the outer edge of the flange-gasket interface and sample the circumference of the flange. 1161Sample other types of nonpermanent joints ... atapproximately the center of the exhaust area to theatmosphere.8.3.1.5 Process Drains. For open drains, place theprobe inlet at approximately the center of the area open tothe atmosphere. For covered drains,...

Optimal Time for Collecting Volatile Organic Chemical Samples from Slowly Recovering Wells ppt

... before samples are colJected for volatile organic chemical analysis. In a related experiment, 27 pairs of samples were colJected for nonvolatile (extractable) organic chemical ... characterization of water samples Volatile organic compounds Nonvolatile organic compounds RESULTS AND DISCUSSION Volatile Organic Compound Data Nonvolatile Organic Compound Data CONCLUSIONS ... minimum of 5 to 6 bore volumes when sampling for volatile organics. Pettyjohn et al. (1981) also investigated sampling for organic contaminants and advocated the removal of...

DETERMINATION OF VOLATILE ORGANIC COMPOUNDS (VOC) IN CONSUMER PRODUCTS AND REACTIVE ORGANIC COMPOUNDS IN AEROSOL COATING PRODUCTS doc

... fraction of non-exempted volatile organic compounds in the non-propellant portion. n = number of non-exempted volatile organic compounds in the non-propellant portion. WL = weight (gm) of the ... Executive Officer will reanalyze the sample for confirmation. 5.5 Initial Determination and Verification of Reactive Organic Compound Content The Executive Officer will determine the reactive organic ... enforcement action for violation of the VOC standards will be taken. 3.7.2 If the Executive Officer is unable to verify the accuracy of the supplied formulation data, then the Executive Officer...

Reduction of Volatile Organic Compound Emissions from Automobile Refinishing docx

... with the use of alternative coating formulations and equipment used in the motor vehicle refinishing industry. search, site visits, and surveys of equipment manufacturers, coating formulators, ... spray equipment cleanup, Emissions of VOC's are the result of organic solvent evaporation during vehicle preparation and equipment cleanup and during and shortly after the application of ... provide a bond for the topcoat. A breakdown of the relative properties and costs for the different types of primer formula- tions is presented in Table 3-1. The values presented for each primer...

Source Identification of Volatile Organic Compounds in Houston, Texas pdf

... were selected for this study, with thedetection limits being 100 pptv, 60 pptv, 20 pptv, 70 pptv, 70pptv, 30 pptv, 70 pptv, 60 pptv, 30 pptv, 30 pptv, 30 pptv, 1ppbv, 1ppbv, and 200pptv, respectively. ... Meanwhile, as a consequence of high density of petroleum refineries, synthetic organic chemicalplants, andvarious mobilesources, the formation rate andconcentration of ozonein the Houston area ... formwhere diand siare the values of wind direction and windspeed of sample i. The ranges of wind direction and windspeed are divided into a series of subranges having similarnumbers of...

EVALUATION AND ASSESSMENT OF ORGANIC CHEMICAL REMOVAL TECHNOLOGIES FOR NEW JERSEY DRINKING WATER GROUND WATER REPORT pptx

... color removal. They also have been used for treatment of waters containing organic chemicals. The mechanism for organic chemical removal by oxidation is the conversion of the organic chemical ... chlorine for disinfection may provide some removal of a limited number of organic chemicals, but its use for significant removals of a broad range of organic chemicals probably is not practical. ... applicability to organic chemical removal. As a general note, the presence of natural organic matter (NOM) in water can interfere with the performance of many of the listed treatment techniques. Fortunately,...

Chemical evolution of volatile organic compounds in the outﬂow of the Mexico City Metropolitan area potx

... individual and classes of VOCspecies. This will be used to help understand the chemical transformation of air parcels as they are exported out of anddownwind of the MCMA. For organic compounds the ... 2353–2376, 20102370 E. C. Apel et al.: Chemical evolution of volatile organic compoundsFig. 14. Results of a MM model run to test of the sensitivity of the model to speciﬁc compounds. The model ... thedistributions of VOC chemical classes. A box model withPublished by Copernicus Publications on behalf of the European Geosciences Union.2372 E. C. Apel et al.: Chemical evolution of volatile organic...

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