Sentence examples for trace level concentrations from inspiring English sources

A simple and expedient flow-based assembly capitalizing on programmable flow is herein proposed for reliable determination of trace level concentrations of aluminum as a potential contaminant in dialysis concentrate solutions without any prior sample clean-up/preconcentration procedure.

An electrochemical biosensor for organophosphorus (OP) pesticides trace level concentrations determination was developed and characterized.

Ethynylestradiol (EE2) is one of the most potent endocrine disrupting compounds capable to induce estrogenic effects even at trace level concentrations in the aquatic environment.

A simple, sensitive and inexpensive flow injection solid phase extraction (SPE) system was developed for automatic determination of trace level concentrations of metals.

USA) equipped with 63Ni Electron Capture Detector (GC-ECD) and Combi PAL auto sampler that allowed the detection of contaminants even at trace level concentrations from the matrix to which other detectors do not respond.

The design of a flow injection/sequential injection (FIA/SIA) on-line preconcentration system incorporating a renewable microcolumn with ion-exchange beads and interfaced with an electrothermal atomic absorption spectrometry (ETAAS) detector is described, and its practical applicability is demonstrated for the determination of trace level concentrations of nickel.

The detection ability of biomolecules at trace level concentration or very low molecular weight plays an important role in the instrument for the early diagnosis of diseases.

The designed sensing system shows high sensing ability even at trace level concentration of Bi III) ion suggesting easier flow of Bi III) ion over a wide range of concentrations.

If biomolecules with very low molecular weight such as biotin can be detected with high sensitivity, it is very useful to detect a disease-related biomarker with low molecular weight or a trace level concentration.

Although a single Au layer leads to stable performance, the commercialized Au-based sensor chip has a sensitivity limitation when it comes to the detection of biomolecules with very low molecular weight or trace level concentration [11].

In the present work, the authors report the growth and development of SWCNTs-based resistive sensor for ammonia gas detection at trace level concentration, where SWCNT films were deposited onto SiO2/Si by thermal chemical vapor deposition (CVD) technique using co-sputtering method for catalyst preparation.