The phrase "adjust the ph level" is correct and usable in written English.
It can be used in contexts related to chemistry, biology, or any situation where pH levels need to be modified, such as in gardening, aquariums, or laboratory settings.
Example: "To ensure optimal growth for the plants, we need to adjust the pH level of the soil."
Alternatives: "modify the pH level" or "alter the pH level."
In the present study, HCl was used to adjust the pH level of the TS pellets.
Although it is possible to meet the guideline value with out pH adjustment and pretreatment of interfering ions in these natural water samples, it is advisable to adjust the pH level to 6.0 and to remove the major interfering ions with appropriate pretreatment methods.
Check and adjust the pH level of your water before choosing a fish.
However if you are a good pool keeper with clear water you can check and adjust the PH level to 7.5.
If you know you are going to be planting tomatoes several months in advance, then add compost and adjust the pH level several months prior to planting.
Seawater, filtered by an inline filter system (0.45 µm), was bubbled with pure CO2 to adjust the pH levels of the seawater with a pH regulator, connecting to a pH electrode (Micro-pH; Aquabase, Kanagawa, Japan), and pH levels were adjusted when pH increased to 0.01 higher than the desired levels by injecting pure CO2 from the compressed CO2 tanks.
However, before the enzymatic hydrolysis, it is essential to adjust the pH to a level optimal for enzymatic activity.
Adjust the pH to a level between 7.2 and 7.6.
After pretreatment, 20 μL of 72% (w/w) H2SO4 and 0.5 mL of 1 M citric acid buffer (pH 4.8) were added to the pretreated slurry to adjust the pH to 5.0, a level suitable for enzymatic hydrolysis.
Test and adjust the pH, calcium hardness, chlorine and total alkalinity levels as necessary.
Indeed, as we reported elsewhere16, the use of a mineral acid to adjust the pH results in less uniform gels on a macroscopic level.
