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Chemistry > pH of Common Chemicals

The table below gives the approximate pH levels of common products and chemicals.

  Product or Chemical pH
Acids Hydrochloric Acid (HCl)
Battery Acid (H2SO4 sulfuric acid)
Lemon Juice
Vinegar
Apples
Wine and Beer
Tomatoes
Milk
0
1.0
2.0
2.2
3.0
4.0
4.5
6.6
Neutral Pure Water 7.0
Bases Human Blood
Baking Soda (Sodium Bicarbonate)
Milk of Magnesia
Ammonia
Lime (Calcium Hydroxide)
Sodium Hydroxide (NaOH)
7.4
8.3
10.5
11.0
12.4
14.0