Sentence examples for substances and low from inspiring English sources

Ethylenediaminetetraacetic acid and citric acid were, respectively, chosen as models of humic substances and low weight organic acids present in natural soil solutions.

This investigation revealed that both humic substances and low MW organics were preferentially removed (i.e. up to 93% removal) while all three coagulants showed poorer performance for the removal of high MW biopolymers (i.e. less than 50% removal).

The advantages of this model include ease-of-use, the possibility of using radioactive substances and low cost [ 29].

Demographic information by drug type is given in Table 1: Across substances, current users were younger; males were more likely to use marijuana and cocaine/heroin, but there were no sex differences in cigarette smoking; African-Americans were more likely to use substances; and low education was associated with higher use of substances, with the exception of marijuana.

These peculiar aspects could explain the difficulty in avoiding overuse substances and the low compliance of these patients.

We experienced difficulties in DNA extraction from several algal strains, mainly from Zygnematophyceae and rhodophytes, which showed the presence of colored substances and a low DNA yield; moreover, genomic DNA extraction was not successful for TEL196 Micrasterias crux-melitensis and TEL198 Mesotaenium endlicherianum.

The anaerobic processes have become increasingly demanding in the treatment of complex industrial wastewaters, which have the ability to treat high concentrations of organics, and may contain toxic materials or complex substances and even low concentrations of domestic wastewater [ 13, 14].

In response, Anderson admitted that rigorous scientific research, generally, finds small effect sizes, but that exposure to violent media was similar to other less-contentious risk factors, including "poverty, substance abuse, and low IQ".

A range of issues was noted in the background of these patients which put them at high risk of hospitalisation, including mild cognitive impairment, substance abuse and low health literacy.

To determine the stability of the resistance- activating substances under high and low pH, a 2-fold high concentration of the mycelium extract was adjusted to pH 2 with 1 N HCl or to 12 with 1 N KOH.

These media are undefined, as they contain macromolecules, proteins, lipoid substances, trace elements and low molecular weight nutrients.