Sentence examples for compounds the quantity from inspiring English sources

Thus, rather than presence-absence recording of compounds, the quantity of the odour compounds matters to the response of C. vestalis, a finding similar to what is recently shown for honeybees [25].

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All of these salts liberate volatile metal compounds, although the quantity is smaller in the case of the most energetic salts, e.g., Cu NTO)2(H2O)4 and the picrates.

In the present study, the procedure of isolating PA from the ethanolic extract of B. rotunda rhizomes could isolate highly purified crystals of the compound and the quantity produced indicates that PA constitutes about 29% of the plant extract showing acceptable antioxidant %.

At present it is not possible to produce these compounds in the quantities and purities necessary for such applications as infant products using any other technology.

Recovery was determined through adding the standard compounds in the quantities corresponding 50%, 75 % and 125 of their content in the plant material, and calculating the percentage of recovery from the median sum of compounds in the plant material as well as the added quantities of standard compounds.

Odour Emission Factors (OEFs) can be developed in analogy with the emission factors defined for other chemical compounds, which relate the quantity of a pollutant released to the atmosphere to a given associated activity.

Then, the suspensions were filtered through syringe filters (pores with d = 0.2 μm, PVDF (Millipore)) to prevent the liberation of aromatic compound, and the quantities of benzene in filtrates were determined by UV-spectrophotometry at λ = 254 nm.

The method was used to analyze the composition of commercial materials used as VCIs, and revealed that DCHA was the main compound present, with the quantity of inhibitor contained in the plastic support being considerably greater than the amount in the vapor phase.

In comparative volatile analysis of aromatic and non-aromatic rice cultivars no difference was recorded in presence of volatile compounds but only in the quantity (Widjaja et al. 1996).

Using this technique, her first result was the finding that the activity of the uranium compounds depended only on the quantity of uranium present.