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#1 Federal

Development and Multi-laboratory Verification of U.S. EPA Method 543 for the Analysis of Drinking Water Contaminants by On-Line Solid Phase Extraction-LC/MS/MS

Organization: U.S. Environmental Protection Agency
Dataset Last Updated: May 11, 2017

A drinking water method for seven pesticides and pesticide degradates was developed that addresses the occurrence monitoring needs of the U.S. Environmental Protection Agency (EPA) for a future...

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Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 03, 2026 at 12:41 AM

#2 Federal

Concentrations of per- and polyfluoroalkyl substances (PFAS) from validation experiments and custom sample analysis by U.S. Geological Survey (USGS) National Water Quality Laboratory (NWQL) Laboratory Code 9660, December 2020 to March 2022

Organization: Department of the Interior
Dataset Last Updated: July 03, 2024 at 12:00 AM

This data release contains concentration and isotope-dilution standard (IDS) recovery data from individual samples that are summarized and interpreted in the U.S. Geological Survey (USGS)...

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Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:33 AM

#3 Federal

Supporting Information for: Analysis of Microcystins in Alum Water Treatment Sludges: Holding Times, Temperatures, Linearity of Response, and Sensitivity to Pre-Coagulation Cell Titers

Organization: U.S. Environmental Protection Agency
Dataset Last Updated: May 11, 2024

This data set contains supporting information for the article: Analysis of Microcystins in Alum Water Treatment Sludges: Holding Times, Temperatures, Linearity of Response, and Sensitivity to...

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Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: August 03, 2026 at 12:50 AM

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Development and Multi-laboratory Verification of U.S. EPA Method 543 for the Analysis of Drinking Water Contaminants by On-Line Solid Phase Extraction-LC/MS/MS

Concentrations of per- and polyfluoroalkyl substances (PFAS) from validation experiments and custom sample analysis by U.S. Geological Survey (USGS) National Water Quality Laboratory (NWQL) Laboratory Code 9660, December 2020 to March 2022

Supporting Information for: Analysis of Microcystins in Alum Water Treatment Sludges: Holding Times, Temperatures, Linearity of Response, and Sensitivity to Pre-Coagulation Cell Titers