Found 19 datasets matching "Liquid Chromatography-Tandem Mass Spectrometry (LC".
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Over the past 15 years, high quality marine mammal tissue and fluid samples collected by subsistence hunters in the North Slope region of Alaska have been archived by the North Slope Borough...
Search relevance: 168.60 | Views last month: 0 -
This data release contains dissolved cyanotoxin concentrations for microcystins (MC), cylindrospermopsins (CYL), anatoxins (ATX), and saxitoxins (STX) assessed using enzyme-linked immunosorbent...
Search relevance: 158.68 | Views last month: 0 -
Field spikes were prepared at 207 stream and river sites as part of the U.S. Geological Survey (USGS) National Water Quality Assessment (NAWQA) project between December, 2012, and September, 2015....
Search relevance: 147.42 | Views last month: 1 -
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...
Search relevance: 146.61 | Views last month: 0 -
Applications of pesticides in agricultural and urban settings play an essential role in increasing crop yields, preserving food and materials, reducing pest-borne diseases, and eradicating or...
Search relevance: 137.49 | Views last month: 8 -
Analysis of biological tissues or direct sources of food may better characterize exposure of non-target organisms to current-use pesticides. Food boluses were collected from tree swallow...
Search relevance: 129.05 | Views last month: 0 -
This data release contains cyanotoxin, chlorophyll-a, and pheophytin-a concentration, cyanobacterial genetics, phytoplankton community composition, and multiparameter sonde data collected from 20...
Search relevance: 127.36 | Views last month: 0 -
Dissolved pesticides were measured in weekly water samples from 85 wadeable streams in Central Coastal California over a variable six-week period during March–May, 2017, as part of the California...
Search relevance: 126.04 | Views last month: 0 -
This dataset is a label-free quantitation of proteins milk and dry secretions from the end of lactation through day 21 of the dry period using liquid chromatography with tandem mass spectrometry...
Search relevance: 123.08 | Views last month: 0 -
On October 12, 2022, the U.S. Geological Survey (USGS) collected 13 shallow groundwater samples and two quality-control samples for analysis of Per- and Polyfluoroalkyl Substances (PFAS). Samples...
Search relevance: 121.88 | Views last month: 0 -
Neonicotinoids have become the most widely used insecticides in world with rapid growth in applications as seed coatings. Nontarget organisms are exposed to concentrated levels of pesticidal...
Search relevance: 121.30 | Views last month: 0 -
Raw data (peak area and height, retention time) for each mass transition for each sample. This dataset is associated with the following publication: Miller, K., and M. Strynar. Improved Tandem...
Search relevance: 119.19 | Views last month: 0 -
This dataset includes per-and polyfluoroalkyl substances (PFAS) and pharmaceuticals monitored at 62 sampling sites in tributaries of the Laurentian Great Lakes. Chemicals were evaluated in a...
Search relevance: 117.88 | Views last month: 0 -
Oklahoma State University South-Central Research Station (SCRS) was used to conduct research to understand the chemical composition of various water types and their potential environmental and...
Search relevance: 116.29 | Views last month: 0 -
The U.S. Geological Survey, in cooperation with the Minnesota Department of Health, conducted a study to determine the occurrence of six unregulated contaminants in source and finished...
Search relevance: 115.89 | Views last month: 0 -
Groundwater, surface-water, sediment, and associated quality-control samples were collected downgradient from a former fire training area and wastewater infiltration beds on Cape Cod,...
Search relevance: 103.18 | Views last month: 0 -
This data release provides the concentration results for per- and polyfluoroalkyl substances (PFAS) collected on French Island, in the town of Campbell, Wisconsin, sampled quarterly beginning in...
Search relevance: 96.32 | Views last month: 0 -
This data release presents chemical results from investigations of surface-water quality in the Potomac River watershed (encompassing Washington, D.C. and parts of West Virginia, Virginia,...
Search relevance: 94.53 | Views last month: 0 -
This U.S. Geological Survey (USGS) data release provides discretely measured cyanotoxin, chlorophyll-a, and cyanobacterial toxin genetic data for samples collected from eleven large river sites...
Search relevance: 48.97 | Views last month: 0
