This little website shows you the pH of various acids, bases, food products, bodily fluids, cleaners, and more!
Here's a random substance:
pH of Phenol
Chemical formula: C6H6O
Also known as: Carbolic acid, Benzenol, Phenylic acid, Hydroxybenzene, Phenic acid, C6H5OH
Phenol is Acidic
At concentration of 1 mM, it has a pH of 6.47
At concentration of 10 mM, it has a pH of 5.99
At concentration of 100 mM, it has a pH of 5.49