HOBO* Dissolved Oxygen Data Logger, Measure oxygen concentrations in lakes, streams, rivers, estuaries, and coastal waters, Oxygen Accuracy: +/-0.2 mg/L up to 8 mg/L, Temperature Accuracy: 0.2 Deg C, Depth Rating: 100 m
Go Direct* Optical Dissolved Oxygen Probe, with Micro USB Cable, Range: 0 to 20 mg/L, 0 to 300%, Measure primary productivity or biological/biochemical oxygen demand, Explore the interdependence of plants and animals, Monitor watersheds over time
Go Direct* Electrode Amplifier, is a mV and pH amplifier that connects to Vernier electrodes and compatible third-party BNC electrodes, Specifications: Units: pH or mV, Input range (mV): +/-1000 mV, Input range: 0 to 14 pH, Connections: Wireless Bluetooth, Wired: USB
Isolated ECG/EMG/GSR Biopotential Recorder, allows recording of up to three channels of ECG, EMG or EEG as well as GSR, connects to the subject by snap-leads to pre-gelled AG/AgCl electrodes, also capable of mar
Eight Channel Biopotential Amplifier, allows multiple channels of EMG, ECG, EOG to be recorded simultaneously from a single exercising or resting subject, with LabScribe Recording and Analysis Software, Portable, USB
Go Direct ORP Electrode, Temperature range: 0-60 deg C, Dimension: 12 mm OD, Impedance: Approx 20 kOhm at 25 deg C, Redox potential range: -450 to +1100 mV, Type: Sealed, gel-filled, epoxy body, Ag/AgCl reference, ORP element: 99% pure platinum band sealed on a glass stem