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 Ammonia
Chemical formula: NH3
Also known as: azane, Hydrogen nitride, Trihydrogen nitride, Nitrogen trihydride
Ammonia is Basic
At concentration of 1000 mM, it has a pH of 11.6
At concentration of 0.01N, it has a pH of 10.6