List
pH Values of Common Substances
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pH Values of Common Substances |
pH values of common substances
Substance | pH Value |
---|---|
Sulfuric Acid (H2SO4) | 1.01 |
Hydrochloric acid (HCl) | 1.08 |
Nitric acid (HNO3) | 1.08 |
Gastric juice | 1.20 |
Arsenic acid | 1.70 |
Citric Acid (Lemon Juice) | 2.0 |
Hydrofluoric acid (HF) | 2.12 |
Isocyanic acid (HOCN) | 2.23 |
Formic acid, CH2O2 (methanoic acid) | 2.38 |
Lactic acid, C3H6O3 (milk acid) | 2.44 |
Acetic acid, C2H4O2 (Vinegar) | 2.88 |
Apple | 2.9-3.3 |
Soft Drinks | 3.0 |
Carbonic acid (H2CO3) | 3.68 |
Oranges | 3.0-4.0 |
Wine and Beer | 4.0 |
Tomatoes | 4.5 |
Bananas | 4.5-4.7 |
Black Coffee | 5.0 |
Milk | 6.5-6.7 |
Rain Water | 6.5 |
Saliva | 6.7 |
Pure Water | 7.0 |
Common Salt | 7.0 |
Blood | 7.35-7.45 |
Tears | 7.4 |
Egg | 7.8 |
Baking Soda (Sodium Bicarbonate) | 8.3 |
Potassium acetate (CH3COOK) | 8.75 |
Sodium acetate (CH3COONa) | 8.75 |
Calcium carbonate (CaCO3) | 9.91 |
Milk of Magnesia | 10.5 |
Sodium carbonate (soda ash, Na2CO3) | 11.26 |
Calcium hydroxide (lime, Ca(OH)2) | 12.46 |
Sodium hydroxide (NaOH) | 12.88 |
Potassium hydroxide (KOH) | 12.88 |