Sentence examples for constituents concentration from inspiring English sources

The main constituents (concentration > 3.0%, calculated as % peak area) in the P. nigrum L. essential oil obtained through SC-CO2 extraction were determined to be β-caryophyllene (24.34%), limonene (15.84%), sabinene (15.04%), 3-carene (9.44%), β-pinene (9.27%) and copaene (4.52%).

To calculate the individual constituents concentration expressed as μg per 1 g dry weight ±SD, the area of individual peaks were integrated and compared to their corresponding standard (each measure in triplicate).

We also investigated the importance of constituent concentration on extraction efficiency.

Generally, less than a third of each constituent tested was extracted during one hour of snus use, independent of constituent concentration.

Centered on WRTDS, this work was aimed at developing improved models for constituent concentration and flux estimation by accounting for antecedent discharge conditions.

This multi-analyte approach showed that generally less than a third of each constituent tested was extracted by a consumer during one hour of snus use, independent of the absolute constituent concentration.

A regression-model based approach is a commonly used, efficient method for estimating streamwater constituent load when there is a relationship between streamwater constituent concentration and continuous variables such as streamwater discharge, season and time.

In the selected constituent concentration, spherical ORMOSIL nanoparticle can be obtained as colloidal ORMOSIL nanoparticles that are based on the hydrolysis and polycondensation of VTES in the aqueous core of the reverse micelles droplets.

We consider the development of statistical models for prediction of constituent concentration of riverine pollutants, which is a key step in load estimation from frequent flow rate data and less frequently collected concentration data.

Overall, this work provides a comprehensive set of statistical evidence for supporting the incorporation of antecedent discharge conditions into the WRTDS model for estimation of constituent concentration and flux, thereby combining the advantages of two recent developments in water quality modeling.

Chemical constituent concentration varied between single herb and paired herb decoctions.