The pH is a measure of the acidity of a substance, measured on a scale of 1 to 14. A substance with a pH of 7 is considered neutral, less than 7 indicates acidity and a measure of more than 7 indicates an alkaline substance.
Molecular gastronomy frequently demands careful monitoring of the pH of certain ingredients in order for the recipe to succeed.
These sachets produce solutions by which to ensure that your electronic pH gauge is perfectly calibrated, for perfect results. For use with the electronic pH gauge.