You don't want any unexpected surprises. Remember the object of your effort is to observe our wonderful physical and chemical world, learn more about how complicated it is, how it works, and to wonder why. Don't take any risks. Remember to check the book list for your textbooks and study guides. This is a large table so please wait for it to load.
Gray blocks indicate approximate pH range where the indicator is changing color.
Indicator 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10. The pH chart above is available HERE on a separate page for printing. If you are using an electronic pH meter here is some useful information concerning probe care and calibration. Add 582 mL of 0.1 M NaOH to 1000 mL of 0.1 M potassium dihydrogen phosphate. Add 214 mL of 0.1 M NaOH to 1000 mL of 0.05 M sodium bicarbonate.