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 ...

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

Conserving Growing MethodWhat Is Hydroponics?Hydroponics is a soil-free gardening technique that greatly reduces water consumption while growing plants using nutrient-rich water.