Refillable, combination pH electrode for general laboratory purposes as well as beer testing. Reference: single, Ag/AgCl Junction/Flow Rate: ceramic, single / 15-20 µL/h Electrolyte: KCl 3.5M + AgCl Max Pressure: 0.1 bar Range: pH: 0 to 13 Recommended Operating Temp.:…

Fast and accurate readings for the cost of a few rolls of litmus paper 3,000 hours of continuous use Large, easy-to-read LCD Range: 0-14 pH; resolution: 0.1 pH; accuracy: ±0.2 pH Manual, two-point calibration Checker 1 testers have a replaceable screw-type combination pH electrode.

For regular use and harsh environment processing Four measurement ranges Rugged waterproof casing Sodium electrode determines direct concentrations of salt in solutions. Features automatic, 2-point calibration and fixed temperature compensation at 25°C (77°F), low battery…

Rugged 3-in-1 probe provides long life Probe is engineered to resist contamination. Particularly suited to harsh conditions, the probe incorporates a pH electrode with a cloth junction and gel polymer electrolyte for long life and greater stability of readings. The probe has a 6-month…