chemical sampling

chem·i·cal sam·pling

a sample that is obtained by whatever means is convenient and then purified of irrelevant elements before analysis; the assumption of thorough mixing is not necessary.
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1 of the cctp)", - pes 2: "complementary chemical sampling (article 1.
Then microbial and chemical sampling was performed in the selected villages (50 villages), so that for testing two samples from each selected villages were collected, one from the distributing network (tap) and another from the water storage.
For three decades, Jonathan's in-depth reporting swelled our pages with detailed accounts of planetary science--not the heroics of astronauts or the politics of funding, but what scientists were turning up from sensors and imaging and chemical sampling.
The work is to include preliminary assessments/site inspections, subsurface exploration, chemical sampling and analysis, groundwater modeling, hazard evaluation and fate and transport analysis.
The Corps reviewed environmental assessments prepared by MARAD and reports related to cultural-resource surveys and effects, fish and benthos sampling, geotechnical and seismic, chemical sampling and testing, hydrodynamics, Cook Inlet beluga whales and mitigation.
In this case, infrequent chemical sampling and analysis is an accepted practice because of excellent raw material quality control.
CBRN detection and biological and chemical sampling.
Applications include weighing, chemical sampling, histology, forensic and pharmaceutical.
If you start with the first three steps, you'll be in a better position to learn where you'll need to collect samples, and whether biological or chemical sampling, or both, are necessary," he says.
EPA's test method 625 requires measurement down to the parts-per-billion range in chemical sampling.
After the communities submit their new damages assessment to the court on Thursday, the judge will have in evidence 105 expert reports and more than 64,000 chemical sampling results from dozens of former Chevron well sites, all of which show extensive contamination, said Karen Hinton, a spokesperson for the communities.
Huge quantities of oil that gushed from BP's well blowout last spring and summer now taint the Gulf of Mexico's seafloor, newly released video and chemical sampling data show.
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