Go Direct pH Electrode, Type: Sealed, gel-filled epoxy body, Ag/AgCl, 12 mm outer diameter, Range: pH 0-14, Isopotential pH: pH 7, Temperature Range: 5 to 80°C, Response Time: 90% of final reading in 1 second
Electrode Carbon with Stopper, Material: Carbon and rubber, Carbon rod, Fitted into rubber stopper, For use with Hoffman Electrolysis, Diameter: 0.25 in
Go Direct* Sensor Cart, Yellow, for College, High School, and Middle School Science, features built-in, wireless sensors for one-dimensional dynamics and kinematics experiments, directly connects wirelessly via Bluetooth, Position resolution: 0.25 mm
Go*Temp, Temperature sensor, Collect temperature data directly through the USB port of a computer, teacher package, temperature graph plotted in real time