25 datasets found
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Federal
Raw data files that were used in writing "Analysis of human plasma metabolites across different liquid chromatography/mass spectrometry platforms: Cross-platform transferable chemical signatures" by Kelly H. Telu, Xinjian Yan, William E. Wallace, Stephen E. Stein and Yamil Simón-Manso, Published paper: DOI: 10.1002/rcm.7475 recent views
National Institute of Standards and Technology —
Liquid-chromatography-mass spectrometry (LC-MS) raw data sets from various instruments delivered in their native instrument format. 31 files in all. 7.5 GB data. -
Federal
Mercury concentrations in surface water, sediment, and biota in the Laurentian Great Lakes, 2005 through Present recent views
Department of the Interior —
Under the Great Lakes Restoration Initiative, the U.S. Geological Survey Mercury Research Lab (USGS MRL) conducted a multiyear assessment of mercury across the... -
Federal
Analysis of Polyphenols in Water Primrose (Ludwigia hexapetala) Plants from the Sacramento-San Joaquin Delta of California recent views
Department of the Interior —
Water primrose (Ludwigia hexapetala) is an invasive aquatic vegetation that has rapidly increased in coverage throughout the Sacramento-San Joaquin Delta. Water... -
Federal
Geochemistry data collected (1985-2015) for understanding the evolution of groundwater-contaminant plume chemistry emanating from legacy contaminant sources, an example from a long-term crude oil spill near Bemidji, Minnesota recent views
Department of the Interior —
This U.S. Geological Survey (USGS) Data Release is focused on the geochemistry of wells within the oil zone and groundwater monitoring wells away from the oiled zone... -
Federal
Tutorials in Analytical Chemistry recent views
National Institute of Standards and Technology —
The data consists of video files and associated abstracts for training and education in chemical metrology. The videos are focused on laboratory operations for... -
Federal
High-Resolution Mass Spectrometry Data for Wastewater Samples Collected at an on-Site Separator and Storage Tank at the Marcellus Shale Energy and Environment Laboratory (MSEEL) 2015-2019, Morgantown Industrial Park (MIP), West Virginia recent views
Department of the Interior —
The Marcellus Shale Energy and Environment Laboratory (MSEEL) is part of the Northeast Natural Energy LLC (NNE) production facility on the Monongahela River in... -
Federal
Growth of cultured Picocystis strain ML in the presence of arsenic, and occurrence of arsenolipids in these Picocystis as well as biota and sediment from Mono Lake, California recent views
Department of the Interior —
Mono Lake is a hypersaline soda lake rich in dissolved inorganic arsenic with its primary production currently dominated by Picocystis str. ML. We set out to... -
Federal
FluoroMatch 2.0-making automated and comprehensive non-targeted PFAS annotation a reality recent views
U.S. Environmental Protection Agency —
Data for "Koelmel JP, Stelben P, McDonough CA, Dukes DA, Aristizabal-Henao JJ, Nason SL, Li Y, Sternberg S, Lin E, Beckmann M, Williams AJ, Draper J, Finch JP, Munk... -
Federal
Concentrations of pesticides in silicone bands placed in National Wildlife Refuges of the Sacramento River Valley of California, 2023 recent views
Department of the Interior —
To better understand pesticide exposure, silicone band samples were placed in five National Wildlife Refuges in the Sacramento Valley of Northern California. Silicone... -
Federal
Dissolved organic carbon concentration and dissolved organic matter characteristics in surface water samples from the U.S. Geological Survey National Water Quality Network rivers, 2008 to 2018 recent views
Department of the Interior —
The sampling of 41 hydrologically diverse rivers that are monitored through the National Water Quality Network (NWQN) by the U.S. Geological Survey (USGS) took place... -
Federal
Bile acid concentrations in tissues of American eel that were held at Northern Appalachian Research Laboratory, Wellsboro, Pennsylvania, as derived from liquid chromatography coupled to tandem mass spectrometry recent views
Department of the Interior —
The American eel (Anguilla rostrata) is an imperiled fish hypothesized to use conspecific cues, in part, to coordinate long distance migration during their multi-... -
Federal
Dissolved organic matter data in water samples from Penobscot River, Penobscot Bay, and the Gulf of Maine, 2008 recent views
Department of the Interior —
The sampling of the riverine-to-marine transect (Penobscot River, Penobscot Bay, and the Gulf of Maine) took place in 2008. Water samples were collected and filtered... -
Federal
Concentrations of pesticides in silicone bands as passive samplers and sediment in Pinnacles National Park and Bureau of Land Management lands in San Benito county, California, 2019-2021 recent views
Department of the Interior —
To better understand the potential pesticide exposure, samples were collected from locations along two creeks in Pinnacles National Park and four creeks in nearby... -
Federal
Multiresidue extraction of current-use pesticides from complex solid matrices using energized dispersive extraction with analysis by gas and liquid chromatography tandem mass spectroscopy recent views
Department of the Interior —
A multiresidue method for solids (i.e., soil, sediment, sludge) was developed and evaluated for the analysis of pesticides and pesticide degradates. Initially, a well... -
Federal
Pore water chemistry of wetlands in Interior and Southcentral Alaska, 2015 and 2016 recent views
Department of the Interior —
The pore water of eight wetlands in Interior and Southcentral Alaska were collected in 2015 (17 July – 22 July) and 2016 (12 July – 16 July). Wetlands were selected... -
Federal
Pesticide Concentrations in American Bullfrog (Lithobates catesbeianus) Tadpoles Collected from Ponds and Reservoirs near Mead, Nebraska recent views
Department of the Interior —
To evaluate the potential uptake and accumulation of pesticides in amphibians, American bullfrog (Lithobates catesbeianus) tadpoles were collected from surface water... -
Federal
Liquid Chromatography Triple Quadrupole Mass Spectrometry (LC/MS/MS) analysis of cyanobacteria cultures from Lake Elsinore and Canyon Lake (CA, USA, 2016) for cyanotoxins and algal toxins recent views
Department of the Interior —
Cyanobacteria are common in inland water bodies. Many strains are known to produce potent toxins (cyanotoxins) which can impact human and animal health in sufficient... -
Federal
Arsenic Speciation method performance data, species hold times data and supporting information recent views
Department of the Interior —
This dataset includes data collected to validate a method of analysis for arsenic species As(III), As(V), dimethylarsinate (DMA), and monomethylarsonate (MMA) in... -
Federal
A Multiresidue Method for the Analysis of Pesticides in Water using Solid-Phase Extraction with Gas and Liquid Chromatography-Tandem Mass Spectrometry recent views
Department of the Interior —
Applications of pesticides in agricultural and urban settings play an essential role in increasing crop yields, preserving food and materials, reducing pest-borne... -
Federal
Pesticide detections in streams throughout the foothills of the Sierra Nevada range using passive samplers from 2017 to 2019 recent views
Department of the Interior —
This dataset was produced from analyzing Affinisep SDB-RPS, Affinisep HLB, and Restek Resprep C18 disks that were deployed with the use of Chemcatcher® passive...
25 datasets found