Correct the pH if it falls below 7.2 or rises above 7.6. Correct pH will ensure the chlorine is working effectively.
what is the best pH for gass
A pH of 6.0 to 6.5
pH 7 is best because it is neutral.
pH 9-10
you can use ph when you need it
Pepsin works best in acidic environments and it's optimal pH (the pH at which it works best) is 2.0
Combine electrod used in ph meter
pH paperselectronic pH meter
About 7.4 pH.
the pH scale
The optimal pH for trypsin is 8. It is found in the small intestine and digests proteins and polypeptides there.
the best pH for African cichlids is anywhere from 7.5 to 8.5 they like a high blue colour if you have a pH tester.