Sentence examples for phase of sample from inspiring English sources

The procedure involves the rapid injection of mixture of acetonitrile (disperser solvent), trichloroethylene (TCE) (extraction solvent) and ethylchloroformate (derivatization reagent) into the aqueous phase of sample extract containing pyridine.

Owing to the decrease in values of biochemical glucose parameter in some samples from external extraction centres, and the risk this implies to patient safety; it was decided to apply an adaptation of the «Health Services Failure Mode and Effects Analysis» (HFMEA) to manage risk during the pre-analytical phase of sample transportation from external centres to clinical laboratories.

Calcite (CaCO3) was detected in the dark phase of sample S2.

The powder X-ray diffraction pattern of BaCe0.35Zr0.5Y0.15O3-δ (Fig. 1a) confirmed the cubic perovskite phase of sample that was calcined in two steps; first at 1,300 °C (5 h) and then at 1,400 °C (15 h).

Figure 13 SEM-BSE micrograph of central white-grayish tin rich corrosion phase of sample HT.48.04 that represents ghost structure of recrystallized and twinned grains of original bronze alloy that has replaced by corrosion products pseudomorphically.

(Note: Because there are no data for the residual phase of Sample 4, percentages of trace elements in the successive extractions were calculated assuming the recoveries of all metals are 100%.) Trace element The dredged sediments The local aquifer sediments     Recent filling Older Deep Shallow     No.

The surface roughness and crystalline phase of samples were measured by Atomic force microscopy (AFM) and X-ray diffraction (XRD).

An increase in methane production was correlated to the concentration of organic carbon in the liquid phase of samples pretreated at 130 170 °C with acid.

To reduce the sampling effort, the initial selection of points is viewed as the first phase of sampling and a subsample of these points is selected in a second phase by means of one-per-stratum stratified sampling (OPSS).

In this paper we consider variance estimation for population totals and ratios in complex, cross-stratified surveys in which the ultimate sampling weights are random variables, dependent on the first phase of sampling.

Only those clusters selected during the second phase of sampling were measured in the field.