GroLine pH 7.01 Buffer Sachets, 20 mL (25 pcs.)
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The GroLine pH 7.01 Buffer Sachets offer portable, high-accuracy calibration for on-the-go testing. Each of the 25 single-use, foil-sealed sachets provides exactly the right volume—perfect for hydroponics, aquaponics, greenhouse environments, or fieldwork. These buffers deliver precise calibration with an accuracy of ±0.02 pH at 25 °C and are traceable to NIST standards. The light-blocking sachets maintain solution stability, while individual lot and expiration labeling provides easy traceability and ensures freshness. Splash-free, convenient, and reliable—calibrate confidently wherever you are.
