pH of Common Chemicals

Acids & Bases

The pH of lemon juice is around 2, making this fruit highly acidic.
The pH of lemon juice is around 2, making this fruit highly acidic. kotz, stock.xchng

Here's a list of the approximate pH of some common chemicals.

pH of Common Acids

0 - Hydrochloric Acid (HCl)
1.0 - Battery Acid (H2SO4 sulfuric acid)
2.0 - Lemon Juice
2.2 - Vinegar
3.0 - Apples
4.0 - Wine and Beer
4.5 - Tomatoes
6.6 - Milk

Neutral pH Chemicals

7.0 - Pure Water


pH of Common Bases

7.4 - Human Blood
8.3 - Baking Soda (Sodium Bicarbonate)
10.5 - Milk of Magnesia
11.0 - Ammonia
12.4 - Lime (Calcium Hydroxide)
13.0 - Lye
14.0 - Sodium Hydroxide (NaOH)