Sentence examples for internal reference standard from inspiring English sources

Chemical shift values were referred by using the internal reference standard i.e., tetramethylsilane.

The chemical shift calculations of both compounds have been performed by using the fully optimized geometries, adopting the GIAO method at the same level of theory and referred by using the internal reference standard i.e. trimethylsilane.

QPCR analysis of environmental samples employed the comparative cycle threshold (CT -method with an exogenous plasmid used as an internal referenCT -methodd.

Briefly, data was processed with background removal, calibration to an internal reference standard, alignment and then merging of scans.

HMDSO, as an internal reference standard, has been introduced for quantitative calculation of hydrogen content and oxygenates in petroleum brands.

As an internal reference standard Solanum lycopersicum 'Stupicke polní tyčkové raní' (2C DNA content = 1.96 pg, Doležel et al. 1992) was used.

The analytes were quantified via the isotope dilution method (PAHs, PCBs, DDE, AHTN) or external calibration with internal reference standards (HHCB, methyltriclosan).

However, these studies are overshadowed by a lack of good internal reference standards.

Internal reference standards also allow normalization of data to posted datasets available worldwide.

Identification in GC/MS requires comparison of retention time and fragmentation pattern against authentic, preferably internal, reference standards.

Targeted approaches permit absolute quantification of a limited set of known metabolites using internal reference standards, which simultaneously confirm endogenous metabolite identity.