Sentence examples for back extraction from inspiring English sources

Then in-syringe back extraction was utilized to extract the analytes into an aqueous solution prior to LC analysis.

Portions (0.5 g) of freeze-dried, homogenized sediment samples were leached with KBr/H2SO4/CuSO4, extracted into CH2Cl2, then back extraction into 10 mL water; then 2 mL of the extract was weighed into 40 mL glass vials.

The developed model was used for short-cut calculations on multistage extraction – back extraction operations.

The kinetics of the back extraction, however, were approximately two orders of magnitude slower than for the forward extraction.

Back extraction reaction in a stirred cell falls in Regime 3, extraction accompanied by a fast chemical reaction.

The preliminary design of a process consisting of extraction, back extraction and solvent recycling using small extractors has been investigated.

Unlike other HSSE, extraction and back – extractions was carried out in a closed system, thereby improving the analytical performance by preventing the analyte loss.

An automated sequential injection (SI) on-line solvent extraction-back extraction separation/preconcentration procedure is described.

In the case of the fuel oil samples, the hexane layer recovered by the back-extraction from the DMSO extract was treated with a multilayered column to reduce contaminants more effectively.

The extractant was efficiently recovered by back-extraction in a single CCS allowing the cascade to be run continuously for 10 h.

On-line extraction of uranium was performed within a glass syringe containing a magnetic stirrer for homogenization of the sample and the successive reagents: cyanex-272 in dodecane as extractant, EDTA as interference eliminator, hydrochloric acid to make the back-extraction of U VI) and arsenazo-III as chromogenic reagent to accomplish the spectrophotometric detection at 655 nm.