Sentence examples for a pH value of from inspiring English sources

A Swiss NGO tested the acidity of the wastewater and found a pH value of 1.9, where 1 is pure acid and 7 neutral.

When rain or some other form of precipitation falls to Earth, it is highly acidic (often with a pH value of less than 4).

It is highly acid, with pH between 3 and 4.5 (a pH value of 7 is neutral and one above 7 basic).

It's shocking". A Swiss NGO tested the acidity of the wastewater and found a pH value of 1.9, where 1 is pure acid and 7 neutral.

With a pH value of 13, the alkaline effluent can strip off the top layer of skin.

The optimal conditions were found to be: NaOH as ionic agent at a pH value of 13.0, chitosan concentration, 0.50% (w/v) at a pH value of 1.0 and stirring rate, 1000 rpm.

A pH value of 5.5 in the donor solution decreases significantly the permeability coefficient (Kp) with respect to a pH value of 7.4 (0.011 ± 0.004 × 10−6 versus 0.36 ± 0.04 × 10−6 cm/s).

It was found that a Mg2+ concentration of 11.4 ppm in the normal saline extract with a pH value of 7.35 or 4.93 did not demonstrate any hemolysis.

On the other hand, the optimum CS solution was shown to be a 2.20% (w/v) solution with a pH value of 2.77.

The optimum operating conditions determined were a pH value of 9.4, CTAB/metal molar ratio of 0.5 and calcination temperature of 266 °C.

The degree of swelling of the layers at a pH value of 4 (below the pKb) decreases as grafting density increases.