Hanna Instruments HANNA 052001 Storage solution for pH electrodes

Guarantee of quality and traceability. HANNA Instruments buffer solutions are manufactured using NIST certified reference materials and standardised with a pH meter calibrated to a primary standard which is also attached to the NIST norm. Designed to suit a variety of applications, they are available in different types of packaging: in single use plastic 20 mL bags which are water and air tight for field use, with no risk of contamination, in 500 mL bottles for laboratory use.