Hanna Instruments pH & ORP Calibration Buffer Solution Sachets inbuilt The all-in-one commercial ice bath

The all-in-one commercial ice bath for one person

Unique no-soak formula

and temperature in a single waterproof device

everything needed for a full two-point pH calibration and ORP electrode verification

Hanna Instruments pH & ORP Calibration Buffer Solution Sachets inbuilt The all-in-one commercial ice bathEnsure accurate and reliable calibration of your pH and ORP sensor with these NIST traceable Hanna Instruments buffer solution sachets. The kit includes pH 4. 01, pH 7. 0, and a 470mV ORP test solution, everything needed for a full two point pH calibration and ORP electrode verification. Features: Includes 3x pH 4. 01, pH 7. 0, and 470mV ORP sachets 20ml per sachet