Sentence examples for concentrations can range from inspiring English sources

While physiological in vivo oxygen concentrations can range from 1%to15%5%, most cell cultures are maintained at 21% O2.

Allowable sample concentrations can range from 0.1uM to 50uM, with matrix concentration scaled accordingly.

In fact, depending on the site and the cultivars used, reported critical concentrations can range from 20 to 2,500 μg g 1, indicating that factors other than Fe concentration influence the occurrence of Fe toxicity symptoms (Becker and Asch2005).

Tea leaves contain high levels of fluoride, and brewed tea concentrations can range from 1 to 6 mg/L (Institute of Medicine 1999; Pang et al. 1992).

Mean total bacterial concentrations can range from 10to1010 colony forming units (CFU /m (Clark et al. 1983; Cormier et al. 1990; Crook et al. 1991; Predicala et al. 2002).

Estimates from wind-blown overspray indicate that aqueous endosulfan concentrations can range from 700 ppb at 10 m from the target site to 4 ppb at 200 m from the target site (Ernst et al. 1991).

The HHI is a measure for assessing market concentration and can range from 0 to 1: Values close to zero indicate that a HS operates in a market with high competition and low concentration; values higher than 0.18 indicate that a HS operates in a market with less competition and high concentration [13]m.

Because of the large number of variables, the fluoride concentrations in groundwater can range from well under 1 mg/L to more than 35 mg/L (WHO 1994).

For perspective, physiologic nonesterified (free) fatty acid concentrations in humans can range widely up to nearly 1 mM depending on nutrient and hormonal status and even higher is some disease states [43].

So, O2 concentrations in floodwaters can range from severely hypoxic (net heterotrophic) to well above air equilibrium (net autotrophic).

The effects of parts per billion or lower concentrations on ecosystems can range from changes in gene expression to changes in population structure, although little evidence exists for such adverse effects from most pharmaceuticals.