Glossary
pH alkaline or neutralThe pH (potential Hydrogenates) corresponds to the degree of acidity or alkalinity. The pH determines the quantity of ions of hydrogen, on a scale from 1 to 14.The neutral value of the pH is 7. The pH is acid when its value is between 1 and 7, and alkaline or basic when it is between 7 in 14. The pH of the skin is situated at 6.5, mucous membranes have a pH of 5.5. |
