Sentence examples for background levels of the from inspiring English sources
The background levels of the PBDE's are rather high in the Netherlands compared to other European countries but still ten times lower than in the US.
Dissolved methane is not toxic, and drinking water often contains significant background levels of the gas from natural sources.
When the control sense probes were used, only background levels of the OsAS1 and OsAS2 transcript were detected (Figs. 2c, f, i, 3c, f, i).
The concentrations of the radionuclides were, in general, much smaller than the natural background levels of the corresponding stable isotopes of Na, Sr, Rb, and Cs, in the groundwater of the shear zone.
Uncertainties for gas abundance (cm3 STP) were calculated to be ~10%% considering the stability of sensitivities and variation of background levels of the mass spectrometer ND values not determined due to low gas abundances.
This is further supported by lower Ct values for background levels of A. acidoterrestris compared to background levels of the genus Alicyclobacillus in the apple concentrate, peach nectar, apple juice, orange juice, and tomato juice samples (Table 1).
There is a general increase in fracture frequency from the background level of the protolith towards the fault core.
As the noise and background level of the SO2 and H2S sensors are quite small, SO2/H2S ratios are well quantified even for these low concentration peaks (Fig. 6).
Using the plant dynamics code for the bubble behavior, the background level of the free gas (void fraction at the core inlet) has been obtained.
Reducing the background level of the naturally engendered strain environment allows adaptive responses to artificial loading to be demonstrated at lower loads.
