Sentence examples for extraction of sediment from inspiring English sources

Conditions for 2 M KCl extraction of sediment nitrate and alkaline persulfate digestion for total nitrogen (TN) were also optimized.

In addition, the potentially bioavailable fraction of metals in water and sediments was determined by using diffusive gradient in thin-films (DGTs) and sequential extraction of sediments (BCR), respectively.

Two types of chemical extractions of sediment samples were conducted.

Mineralogy and iron extractions of sediment samples suggest similar solid-phase compositions across the field site.

Figure 5 Percent extraction of heavy metals in Ca(NO 3 ) 2 extract of sediments during summer and winter.

They fall into two main groups: the extraction of certain strata of sediment, and the extraction of fluids from pores, leaving the strata intact.

In the current study, laboratory fortified blank is the best method, with lower limitation values for Soxhlet and solid phase extraction of OCPs from sediment and water, respectively.

Chemical extractions of the sediments were used to estimate the quantity of As associated with coatings on sediment grains and the total quantity of As in the sediments.

Based on the maximum As concentration determined in the oxida-tive extractions of the sediments and assuming that the As content of sulfide minerals present in the sediments exceeds 1.3 μmol/g (100 ppm), the lower limit for pyrite,[1] sulfide minerals should be present at less than 0.4% by weight of the sediment.

We report on a trial restoration procedure, consisting of sediment extraction and woody debris replacement undertaken in two 1500 m reaches of the Glenelg River, south-eastern Australia.

The details of sediment extraction and method performance may be found in SI.