Science & Technology

Meeting Materials for the July 30-August 2, 2013 Scientific Advisory Panel

Meeting Materials for the July 30-August 2, 2013 Scientific Advisory Panel on Weight-of-Evidence: Evaluating Results of EDSP Tier 1 Screening

Meeting Materials for the July 29-31, 2014 Scientific Advisory Panel

Meeting Materials for the July 29-31, 2014 Scientific Advisory Panel on New High Throughput Methods To Estimate Chemical Exposure

Meeting Materials for the April 10-12, 2012 Scientific Advisory Panel

Meeting Materials for the April 10-12, 2012 Scientific Advisory Panel on Scientific Issues Associated with Chlorpyrifos.

Meeting Materials for the December 2-4, 2014 Scientific Advisory Panel

Meeting Materials for the December 2-4, 2014 Scientific Advisory Panel on Integrated Endocrine Bioactivity and Exposure-Based Prioritization and Screening.

Exemptions Table

This page describes what happens to a premanufacture or exemption notice that is submitted to the EPA.

Premanufacture Notices (PMNs) and Significant New Use Notices (SNUNs) Table

This table is a list of PMNs and SNUNs submitted to the EPA.

Freshwater Explorer 2.0 Webinar Archive

This webinar highlighted EPA's Freshwater Explorer - an easy-to-use, interactive web-based mapping tool for exploring freshwater data from streams, lakes, and groundwater wells in the U.S..

EPA Method 556.1: Determination of Carbonyl Compounds in Drinking Water by Fast Gas Chromatography

SAM lists this method for analysis of formaldehyde in drinking water, using fast gas chromatography with electron capture detection.

DOE RESL Method P-2: 32P Fish, Vegetation, Dry Ash, Ion Exchange

This method uses Cerenkov counting and liquid to determine scintillation phosphorus in soil, sediment, wipes, air filters and vegetation.

EPA Method 524.2: Measurement of Purgeable Organic Compounds in Water by Capillary Column Gas Chromatography/Mass Spectrometry

SAM lists this method for preparation and analysis of water samples to address carbon disulfide, 1,2-dichloroethane, acrylonitrile and methyl acrylonitrile, using GC-MS.

EPA Method 350.1: Determination of Ammonia Nitrogen by Semi-Automated Colorimetry

SAM lists this method for preparation and analysis of drinking water samples for ammonia, using visible spectrophotometry.

EPA Method 335.4: Determination of Total Cyanide by Semi-Automated Colorimetry

SAM lists this method for preparation and analysis of drinking water samples to determine total cyanide, using semi-automated colorimetry.

Method 200.7: Determination of Metals and Trace Elements in Water and Wastes by Inductively Coupled Plasma-Atomic Emission Spectrometry

SAM lists this method for preparation and analysis of drinking water samples for total arsenic, thallium and vanadium, using inductively coupled plasma-atomic emission spectrometry.

NIOSH Method 3510: Monomethylhydrazine

Method 3510 describes procedures for analysis of monomethylhydrazine in air samples using visible spectrophotometry.

The Importance of Source-Side Effects for the Incidence of Single Sector Technology Mandates and Vintage Differentiated Regulation

This is a working paper titled "The Importance of Source-Side Effects for the Incidence of Single Sector Technology Mandates and Vintage Differentiated Regulation"