Sentence examples for average concentrations between from inspiring English sources

Mean concentrations of NO3-N were 1.1 mg NO3-N L−1 under alfalfa and 6.5 mg NO3-N L−1 under the following 4YS corn crop, compared to average concentrations between 8.7 and 18.1 mg NO3-N L−1 among all other crop-years.

Compared with children who had lifetime average blood lead concentrations < 5 μg/dL, children with lifetime average concentrations between 5 and 9.9 μg/dL scored 4.9 points lower on Full-Scale IQ (91.3 vs. 86.4, p = 0.03).

In finishing bulls, the urinary prednisolone concentration peaked 24 hours after the second administration (T = 3) with an average level of 72 ng/mL, showing a progressive decline thereafter, with average concentrations between 40 and 60 ng/mL until T = 12, i.e. 10 days after the second injection.

Acetylated compounds were present in low amounts, with an average concentration between 0.05 to 0.72 mg/100 g DW for the single compound detected (Table  2).

Estimates of the burden of disease attributable to air pollution are sensitive to assumptions regarding the shape of the exposure response relationship, but most of the studies of the effects on cardiovascular mortality of long-term exposure to PM2.5 have been conducted in areas where annual average concentrations range between approximately 5 and 35 μg/m.

Average concentrations of Ca varied between 274 and 305 mg/L, K between 620 and 639 mg/L, Mg between 26 and 29 mg/L, and P between 170 and 176 mg/L.

In Ghana and Nicaragua, the average concentrations of PM2.5 varied between 320-650 g/m3 in Ghana and Nicaragua [ 31, 32].

It is likely that the average concentrations of exposure declined between the two studies because of improved industrial hygiene and use of personal protective equipment.

We have previously published maps of the spatial distribution of annual PM10 and NO2 concentrations in the study area [ 18, 19], which demonstrated differences in annual average concentrations up to 4-8 μg/m3 between urban and suburban areas.

It is important to recognize, however, that virtually all of the studies currently available for such risk assessments were conducted in locations where the annual average concentrations of PM2.5 were between 10 and 30 µg/m, which represents approximately the lower third of the exposure distribution worldwide.

In the earth's crust, it is uniformly distribute but normally estimated to be present at an average concentration of between 0.15 and 0.2 mg/kg.