Precise pH Measurement: Our 200 Universal pH Test Strips (0-14) provide accurate pH readings from 0 to 14, suitable for water testing, fermentation, food, and more. Each strip changes color after ...

Learn how to test pH of food for canning in a water bath to ensure that you are meeting the requirements for high-acid foods. This is an educational tool and not a license to change lab-tested recipes ...

David Kuchta, Ph.D. has 10 years of experience in gardening and has read widely in environmental history and the energy transition. An environmental activist since the 1970s, he is also a historian, ...

General Hydroponics pH Control Kit contains everything you need to measure pH levels of your hydroponic grow reservoirs RELIABLE RESULTS: The streamlined testing system delivers fast, accurate, and ...