The pH scale is used to measure the acidity of a fluid. The pH scale ranges from 0 to 14. A pH of 7 is neutral, whereas a pH result below 7 is acidic and above 7 is alkaline. Urine has the widest ...

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 ...

Purdue Extension Educators frequently encourage homeowners to get soil tests when they want to grow new plants in an area, or try to diagnose what’s wrong with plants currently growing. One key ...

Corvista Health’s point-of-care device can detect cases of PH that other testing methods miss, according to a recent case ...

Q: I have two raised beds and need to lower the pH of the soil in them. Can I use vinegar to change the pH? If so, how much do I need and should it be applied diluted with water? A: For folks new to ...