Bases - pH Values

pH values for bases like sodium hydroxide, ammonia and more. pH is a measure of the hydrogen ion (H+) activity in a solution and, therefore, its acidity or alkalinity.

Bases - pH Values Reference

pH is a measure of the hydrogen ion (H+) activity in a solution and, therefore, its acidity or alkalinity.

Use the calculator below to explore pH values for common bases, or reference the table for specific base values.

Base	Normality	pH
Ammonia	N	11.5
Ammonia	0.1 N	11.1
Ammonia	0.01 N	10.6
Barbital sodium	0.1N	9.4
Borax	0.01 N	9.2
Calcium carbonate	saturated	9.4
Calcium hydroxide	saturated	12.4
Ferrous hydroxide	saturated	9.5
Magnesia	saturated	10.5
Lime	saturated	12.4
Potassium acetate	0.1N	9.7
Potassium bicarbonate	0.1N	8.2
Potassium carbonate	0.1N	11.5
Potassium cyanide	0.1 N	11.0
Potassium hydroxide	N	14.0
Potassium hydroxide	0.1 N	13.0
Potassium hydroxide	0.01 N	12.0
Sodium acetate	0.1N	8.9
Sodium benzoate	0.1N	8.0
Sodium bicarbonate(baking soda)	0.1 N	8.4
Sodium carbonate(washing soda)	0.1 N	11.6
Sodium hydroxide(caustic soda)	N	14.0
Sodium hydroxide	0.1 N	13.0
Sodium hydroxide	0.01 N	12.0
Sodium metasilicate	0.1 N	12.6
Sodium sesquicarbonate	0.1 N	10.1
Trisodium phosphate	0.1 N	12.0

Calculator

Inputs

pH Value

Results

H+ Ion Concentration--

OH- Ion Concentration--

Solution Type--