Sentence examples for very small concentrations from inspiring English sources

Even in very small concentrations, several compounds in the oil killed larvae of the species responsible for the spread of dengue fever.

The ubiquinones impart no recognizable coloration to an organism because of their very small concentrations; they play an important role, however, as respiratory enzymes in catalyzing cellular oxidations.

"There are short, critical times — like when a fetus's brain is developing — when chemicals can have disastrous impacts, even in very small concentrations," said Deborah A. Cory-Slechta, a professor at the University of Rochester in New York who has studied atrazine's effects on the brain and serves on the E.P.A.'s science advisory board.

All three formulations contained very small concentrations (0.01 wt%) of metal compounds.

Surfactants significantly decrease the liquid-side mass transfer coefficient kL even at very small concentrations.

Cu dopants in very small concentrations have been added in the past to enhance the photorefractive properties of KTN crystals.

Contador tested positive for a "very small concentration" of the drug on the final rest day of the Tour, according to the International Cycling Union.

Very small concentration of phenol may cause vomiting, anorexia, liver and kidney damage, fainting and even mental disturbance.

Phase II metabolites were found in the aqueous layer of the rat urine extract in a very small concentration compared to in vivo phase I metabolites.

Thus, the use of a very small concentration of NaOH works as a promoter of the process, through its effect on the lipase biocatalytic activity.

In our study, two extremely sensitive spectrofluorimetric approaches were explored for the analysis of a very small concentration of ADP down to 2.0 ng/mL.