Sentence examples for at ph level from inspiring English sources

Experiments were conducted at pH level of 4.5 6.5 and air flow ranging from 50 to 200 L h−1.

The biofilm formation in contact with the aqueous laccase/maltodextrin suspension was studied at pH level 4.75, under conditions close to the isoelectric point of the enzyme.

Polysaccharide extractions by 1) acidic sample solution with agitation, 2) flowing acidic sample solution, 3) static magnetic field combined with flowing acidic sample solution, and 4) rotary magnetic field combined with flowing acidic sample solution were conducted at pH level of 2 4, temperature of 30 50 °C, and treatment time of 0 180 min.

These communities can live under extreme conditions, at pH level, pressure, and temperatures, in which no other organism can survive.

Beet processing is generally at pH levels slightly above 7.

Initial research also shows it can grow at pH levels ranging from 1.9 to as high as nine.

Biodegradation rates for 500 mg/L of CF by DHM-1 were measured at pH levels from 5.0 to 7.7.

PAHs may be degraded in forest soils/forest humus, although microbial degradation activity decreases at pH levels below 3.6 [38] 38].

In addition, the pH was found to be optimum at 6.0 and the activity decreased rapidly at pH levels other than 6.0.

Aquifer pH is a significant concern for bioaugmentation, since many cultures lose effectiveness at pH levels below 6 or above 8.

We studied the ultimate biodegradation using the Modified OECD Screening Test at initial surfactant concentrations ranged from 5 to 75 mg L−1 and at pH levels from 5 to 7.4.