Sentence examples for spiked level from inspiring English sources

The relative standard deviations (n = 3) at a spiked level of 80 ng mL−1 were between 1.4 and 4.8%.

Recoveries higher than 85% (n = 3 for each spiked level) were obtained, showing the effectiveness of the proposed methodology.

At the spiked level of 1, 5, and 10 ng mL−1, the recoveries of the three estrogens were ranged from 69.1% to 91.9% and the intra-day relative standard deviation (RSD) was less than 5.7%.

The overall method presented limits of detection down to 5 ng L−1, relative recoveries ranging from 91.5 to 119%, and inter-day reproducibility values (expressed as relative standard derivation) lower than 16.4% for a spiked level of 0.4 μg L−1 (n = 9).

The enrichment factor (EF) and percentage extraction recovery (%ER) values were found to be 75 and 57% for clonazepam and 56 and 42% for lorazepam at the spiked level of 75.0 ng mL−1, possessing proper repeatabilities (relative standard deviation values (RSDs) below 5.9%, n = 3).

The method allows extraction of the carbamates from soil and food at 1 μg/g spiked level, with recoveries similar to those provided by the EPA 8318 method, without degradation of the target compounds during the extraction and with drastic shortening of the time required for this step (2 min vs. 4 h).

The recoveries studied at two spiked levels, ranged from 71 to 102% for all considered compounds.

The recoveries of them were above 75% at different spiked levels in various samples.

The recoveries of 2-ME in rat plasma at three spiked levels were in the range of 99.10 101.00%.

The relative standard deviations (RSDs) of the seven BUs at two spiked levels (50 and 200 μg L−1) varied between 0.1% and 7.3%.

The limit of detection (LOD) was 2.50 ng mL−1 and the recoveries at two spiked levels were ranged from 97.37 to 103.21% with the relative standard deviation (RSD) less than 4.50% (n = 15).