Sentence examples for have low concentrations from inspiring English sources

Oligotrophic waters are poorly fed by the nutrients nitrogen and phosphorus and have low concentrations of these constituents.

All high ∑H2S brines have low concentrations of these metals, while all brines with elevated Pb and Zn values have low concentrations of total sulfide.

In general, most of the trace metals determined in this study have low concentrations.

The mechanical and thermal properties of these composites which have low concentrations of fibers were investigated.

Generally, most of the physicochemical parameters and trace metals have low concentrations and are non-toxic to plants.

Most of the parameters have low concentrations and may be indicative of natural processes such as water rock interactions controlling the chemistry of groundwater in the study area.

Surface water bodies often have low concentration of chlorides as compare to ground water.

What emerges from the Rock Eval pyrolysis investigation is that the coals have low concentration of free hydrocarbons.

Surprisingly cows with ketosis (BHBA > 1.5 mmol/l) did not have low concentration of glucose in blood but significantly low levels of cortisol.

Cows with ketonemia (BHBA > 1.5 mmol/l) did not have low concentration of glucose in blood but significantly low levels of cortisol.

Pistachio shell had low concentrations of K and Mg.