Search Results for the EPA National Library Catalog

Items Found: 1943
Showing: Items 1201 - 1250
Your Search: (SUBJECT=Mass)


 
 
 
PREV 1 ... 20 21 22 23 24 25 26 27 28 29 30 ... 39 NEXT
Select Item Title Year Published
Method Evaluation Study: The Application of SemiVOST to the Nonhalogenated Semivolatile Organic Compounds from the Clean Air Act Amendments. 1996
Method for Separating Volatile Organic Carbon from 0.1 (sup 3) of Air to Identify Sources of Ozone Precursors via Isotope (14C) Measurements. 1993
Method of Estimating the Travel Time of Noninteracting Solutes through Compacted Soil Material. 1987
Method TO-15 Supplement Analysis of 1,1-DCE at pptv Concentrations. 2002
Method TO-15A : determination of volatile organic compounds (VOCs) in air collected in specially prepared canisters and analyzed by gas chromatography-mass spectrometry (GC-MS) 2019
Method Validation for Measurement of Selected Semivolatile Phenols in Dust and Soil. 1997
Method Validation of ETS-8-45: 'Determination of Fluorochemicals via Protein Precipitation of Fish Tissues (Fillet or Whole Body) and Analysis by High Performance Liquid Chromoatography with Tandem Mass Spectrometry'. 2009
Methodologies for Quantifying Pollution Prevention Benefits from Landfill Gas Control and Utilization. 1995
Methods for aquatic toxicity identification evaluations : phase II toxicity identification procedures for samples exhibiting acute and chronic toxicity / 1993
Methods for aquatic toxicity identification evaluations : phase III toxicity confirmation procedures for samples exhibiting acute and chronic toxicity / 1993
Methods for aquatic toxicity identification evaluations. Toxicity confirmation procedures / Pase III. 1989
Methods for aquatic toxicity identification evaluations. Toxicity identification procedures / Phase II. 1989
Methods for assessing exposure to chemical substance. Volume II. : Methodology for estimating the migration of additives and impurities from polymeric materials / 1992
Methods for assessing exposure to chemical substance. Volume II. Methodology for estimating the migration of additives and impurities from polymeric materials / 1992
Methods for level 2 analysis by organic compound category / 1981
Methods for nonconventional pesticide analysis of industrial and municipal wastewater / 1983
Methods for organic chemical analysis of municipal and industrial wastewater / 1982
Methods for sampling and analysis of breath / 1985
Methods for the determination of chemical substances in marine and estuarine environmental matrices / 1997
Methods for the determination of chemical substances in marine and estuarine environmental samples. 1992
Methods for the determination of chemical substances in marine and estuarine environmental samples. 1993
Methods for the determination of inorganic compounds in drinking water : methods 300.0 and 200.8 / 1989
Methods for the determination of metals in environmental samples / 1991
Methods for the determination of metals in environmental samples. 1991
Methods for the determination of metals in environmental samples. Supplement I / 1994
Methods for the determination of organic and inorganic compounds in drinking water : Volume I. 2000
Methods for the determination of organic and inorganic compounds in drinking water, Volume I 2000
Methods for the determination of organic compounds in drinking water / 1988
Methods for the determination of organic compounds in drinking water : supplement I. 1990
Methods for the determination of organic compounds in drinking water : supplement III. 1995
Methods for the Determination of Organic Compounds in Drinking Water. Volume 2. 1990
Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : determination of elements in whole-water digests using inductively coupled plasma-optical emission spectrometry and inductively coupled plasma-mass spectrometry / 1998
Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : determination of moderate-use pesticides and selected degradates in water by C-18 solid-phase extraction and gas chromatography/mass spectrometry / 2001
Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : determination of wastewater compounds by polystyrene-divinylbenzene solid-phase extraction and capillary-column gas chromatography/mass spectrometry / 2002
Methods of analysis by the U.S. Geological Survey Organic Geochemistry Research Group : determination of acetamide herbicides and their degradation products in water using online solid-phase extraction and liquid chromatography/mass spectrometry / 2003
Methods of analysis by the U.S. Geological Survey Organic Geochemistry Research Group : determination of triazine and phenylurea herbicides and their degradation products in water using solid-phase extraction and liquid chromatography/mass spectrometry / 2002
Michigan soil vapor extraction remediation (MISER) model: a computer program to model soil vapor extraction and bioventing of organic chemicals in unsaturated geological material / 1997
Microanalysis of individual layered particles by secondary ion mass spectrometry / 1980
Micromethods for Toxic Residue Screening by Negative Chemical Ionization Mass Spectrometry. 1980
Minimization of Interferences in Inductively Coupled Plasma Mass Spectrometry Using On-Line Preconcentration. 1990
Miscibility, Solubility, and Viscosity Measurements for R-236EA with Potential Lubricants. 1996
Miscibility, Solubility, Viscosity, and Density Measuements for R-236ea with Four Different Exxon Lubricants. 1999
Miss Representation 2012
Model Assessment of the Annual Atmospheric Deposition of Trace Metals to Lake Superior. 1993
Model Report for Christina River Basin, Pennsylvania, Delware, And Maryland, High Flow Nutrient and DO TMDL Development {Draft} 2005
Modeling Chemical Interactions in Anaerobic Biofilm Systems. 1993
Modeling Chlorine Residuals in Drinking-Water Distribution Systems. 1994
Modeling Multiphase Organic Chemical Transport in Soils and Ground Water. 1991
Modeling of SO2 removal in spray-dryer flue-gas desulfurization system / 1985
Modeling radon entry into Florida houses with concrete slabs and concrete-block stem walls : Florida radon research program / 1992
PREV 1 ... 20 21 22 23 24 25 26 27 28 29 30 ... 39 NEXT

Save, Print or Email Selected Records