Sentence examples for a definite concentration from inspiring English sources

The device allows a definite concentration and proportioning of attention at crucial times, but it tends to be disconcerting and gimmicky when too freely used.

However, the CA-PEI micelles were ideally stable merely up to a definite concentration of CA (3:1).

Even the inventor of the web, the English engineer Sir Timothy John Bexpressese, expresses concern that his invention was meant to decentralize power and create open access, yet it has resulted in a definite concentration of power.

Acetic acid (0 to 1 g.L−1), NaNO3 (0 to 20 mM) and/or NH4Cl (0 to 15 mM) could also be added to reach a definite concentration depending on the specificity of each culture medium.

The group of silicate biomaterials has the ability to release silicate ions at a definite concentration which helps the osteoblasts to grow and differentiate [ 18], leading to bone formation.

With the aid of this valuable result, a model was used for total definite concentration of ion mixtures.

Values for IC50 were those that gave the best fit to the following equation: Where A is the signal at a definite known concentration of ROS, A0 is the signal in the absence of ROS, A1 is the signal at the saturating concentration of ROS, and IC50 is the ROS concentration that produces a 50% inhibition of the signal.

The Ag quantum wire showed a stepwise decrease of conductance change upon exposure to the definite concentration of NH3 molecules in an aqueous environment.

For these reasons, these gases are commercially available at a definite nonexpansive concentration (SF6 20% and C3F8 12–14%) in order to avoid errors during presurgical dilution.

A PCR run was discarded due to inaccuracy if any of the following criteria occurred: (i) PCR efficiency differed by 5% of the validated efficiency, (ii) the Cq value of the positive control differed by more than 1, (ii) any of the negative controls were positive so that a definite sample concentration could be determined, or if (iv) the standard curve was not linear (R <0.98000).

In order to be classified as exposed at the substantial level, a subject had to have been exposed at confidence of probable or definite, concentration and frequency of medium or high, and for duration greater than 5 years.