Sentence examples for sample twice from inspiring English sources

And then dichloromethane of 20 mL were used to extract the sample twice [13].

The determination was repeated for each sample twice and their means were taken.

In addition, duplicate analyses were used, i.e., measure each sample twice under the same conditions to remove any errors during chemical analysis and to remove any personal errors.

Work Package 3 (WP3) uses the data generated by ecotoxicologists from 11 laboratories who sample twice per year at four sites (France, Italy, Spain and Greece) to conduct the Mediterranean portion of the BEEP programme (Biological Effects of Environmental Pollution in marine coastal ecosystems).

The CDC confirmed this result by reextracting the sample twice to conduct repeat testing.

TYMS c.1494del6b 3′-UTR polymorphism was genotyped by amplifying the sample twice.

One population in Southern France (FraMC) was sampled twice with eight years between the samplings.

Approximately 11% of the cows sampled twice had S. aureus IMI at both samplings.

Approximately 11% of the cows sampled twice had the same IMI (mostly Staphylococcus aureus) at both samplings.

I've given samples twice during this Six Nations and about four times in total this season.

The subjects provided blood samples twice a year and had their medical records studied closely.