Sentence examples for As concentrations by from inspiring English sources

The interaction tests showed no differences in the slope of hTERT levels and water As concentrations by sex, age, smoking, or pesticide use (p = 0.268, 0.838, 0.248, and 0.632, respectively).

We measured total urinary As concentrations by GFAA spectrometry in a graphite furnace system (AAnalyst 600; PerkinElmer, Shelton, CT) in the Columbia University Trace Metals Core Lab, as described previously (Nixon et al. 1991).

We measured total urinary As concentrations by graphite furnace atomic absorption spectrometry using the Analyst 600 graphite furnace system (Perkin Elmer, Shelton, CT) in the Columbia University Trace Metals Core Lab, essentially as previously described (Nixon et al. 1991).

Those samples found to have nondetectable As concentrations by GFAA were subsequently analyzed by inductively coupled mass spectrometry (ICP-MS), which has a detection limit of 0.1 μg/L (Cheng et al. 2004).

We analyzed Basmati White, Long White, and Quest for total As concentration by digesting approximately 0.5 g rice with concentrated HNO3 (10 mL).

Multiple aliquots of cumulative feces sample were taken for determination of As concentration by INAA.

After thorough mixing, multiple aliquots of the cumulative urine sample for each cage were taken for determination of As concentration by INAA.

All urine samples collected at baseline and at follow-up visits were analyzed for total As concentration by GFAA using the Analyst 600 graphite furnace system (PerkinElmer, Wellesley, MA, USA), as previously described (Nixon et al. 1991).

We used the As concentration by the arsenomolybdate method, the sample location by the Global Positioning System, and the Surfer Surface Mapping System (version 7; Golden Software Inc., Golden, CO, USA) to draw one contour map for each of the four neighborhoods.

The nucleation of HAps was controlled by AS concentration and mineralization time as evidenced by TEM, XRD, and FTIR results.

Furthermore, the As concentrations measured by the GFAAS method were approximately 20.1% greater than those measured by the AgSCSN(CH2CH3 2 method (Table 4).