Hanna pH Calibration Buffer Solution (500 mL) lel and expansive measurement flexibility into

and expansive measurement flexibility into a single handheld platform

Consumes 20% less solvent than the previous generation

Proprietary sensor design with user-replaceable ORP sensor (order RPT3)

DO sensor protective covers (3 pcs) — 3200175020

Hanna pH Calibration Buffer Solution (500 mL) lel and expansive measurement flexibility intoHanna Calibration Buffer Solutions are premium pH buffers in 500 mL bottles, standardized against NIST reference materials for accurate, repeatable pH meter calibration. Choose the 4. 01 (acidic), 7. 01 (neutral), or 10. 01 (alkaline) buffer point, or stock all three for a full three point calibration. Key features Standardized against NIST reference materials; accurate to 0. 01 pH @ 25C Temperature vs pH chart printed on each bottle; lot number and