Sentence examples for a certified standard from inspiring English sources

The adsorbate STX was obtained as a certified standard from the Institute for Marine Biosciences (Halifax, NS, Canada).

The LOD was 0.05 μg/L, and a certified standard (Fluka) was repeated every 10 samples.

The calibration standard was a certified standard mixture of six phthalate esters (Ultra Scientific; J.T. Baker, Pillipsburgh, NJ, USA).

A certified standard reference material (SRM), Arsenic Species in Frozen Human Urine (SRM 2669; National Institute of Standards and Technology) was used with every shipment to assure accuracy.

This category of biomarker assay lacks calibration against a certified standard, but reports numerical values as a characteristic of the sample.

Calibration was achieved using standard addition of a certified Uranium standard and instrumental drift was corrected with a Bismuth spike.

The accuracy was tested by repeatedly measuring the certified standard CRMTMDW-A (High Purity Standards, USA).

To validate the precision and the sensitivity of our method, we used the standard addition method using a certified Cr VI) standard solution (Fluka, Milan, Italy).

The desulfoglucosinolate peaks were identified by comparison of retention times and UV spectra with a certified rapeseed standard (Community Bureau of Reference, Brussels, code BCR-367R) and authentic standards (progoitrin, gluconapin, glucoiberin, glucobrassicanapin, glucotropeaolin, gluconasturtiin, glucoraphanin, glucoerucin, glucobrassicin, sinalbin; Phytoplan, Heidelberg, Germany).

Bovine liver certified standard (SRM no. 1577c certified; National Institute of Standard and Technology) and a pooled hair sample were similarly digested in perchloric acid and nitric acid, and were used as internal standards.

A certified gold standard solution from Ultra Scientific (Kingstown, RI, USA) was serially diluted to prepare calibrant solutions.