Manufactured by Greisinger, the GHM PH12 is a reagent used for pH calibration. This buffer solution, available in a single capsule, is designed for environmental testing applications. It ensures accurate pH measurement and is ideal for laboratory and field testing settings. https://elecena.pl/product/28934383/greisinger-606709-ph12-reagent-ph-buffer-capsule-3-year-shelf-life 2025-06-11 https://elecena.pl/product/28934383/greisinger-606709-ph12-reagent-ph-buffer-capsule-3-year-shelf-life 2026-07-11