IGCSE Chemistry: 4.2 Understand how the pH scale, from 0–14, can be used to classify solutions as strongly acidic, weakly acidic, neutral, weakly alkaline or strongly alkaline
![Skin pH: On a scale of 1 to 14 is your skin acidic, alkaline or neutral? Tips to maintain a healthy balance | Health News, Times Now Skin pH: On a scale of 1 to 14 is your skin acidic, alkaline or neutral? Tips to maintain a healthy balance | Health News, Times Now](https://static.tnn.in/photo/msid-94438020,width-100,height-200,resizemode-75/94438020.jpg)
Skin pH: On a scale of 1 to 14 is your skin acidic, alkaline or neutral? Tips to maintain a healthy balance | Health News, Times Now
![Plastic pH Test Strips, Universal Application (pH 0-14), 100 Strips | for Saliva, Soap, Urine, Food, Liquids, Water with Soil Testing, Lab Monitoring, etc.: Amazon.com: Industrial & Scientific Plastic pH Test Strips, Universal Application (pH 0-14), 100 Strips | for Saliva, Soap, Urine, Food, Liquids, Water with Soil Testing, Lab Monitoring, etc.: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61++WW9xd7L._AC_UF350,350_QL80_.jpg)