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 Direct* Nitrate Ion-Selective Electrode, Range: 1 to 14,000 mg/L, 2-11 PH, 1 to 4 M omega Electrode resistance, 300 mA Li-Poly Battery, 500 full charge cycles (several years depending on usage)Battery life, connects via Bluetooth* wireless technology
Go Direct* Chloride Ion-Selective Electrode User Manual, contains: bottle of High Standard solution with SDS (1000 mg), bottle of Low Standard solution with SDS (10 mg/L Cl-), Short-Term ISE Soaking Bottle, Polishing strip, Micro USB Cable