The vagina is a slightly acidic environment, with a pH of less than 4.5. Higher pH levels allow bacteria and yeasts to thrive, which can result in bacterial and yeast infections. Vaginal pH tests ...
One of the biggest factors affecting the health of plants in your garden is the pH of the soil, which is a measure of its acidity or alkalinity. A pH of 7.0 is neutral while that above 7.0 is alkaline ...
IPI tests paper-based materials and adhesives for pH levels using a modification (described in ISO 18902) of the standardized test, TAPPI T 509 Hydrogen Ion Concentration (pH) of Paper Extracts (Cold ...