HQ30d Portable Meter Kit with LDO101 Optical Dissolved Oxygen Probe
from Hach Company

Comes with HQ30d Meter, manual and 4 AA batteries. Plus standard liquid filled PHC301 pH probe with 1 meter cable, bottle of filling solution and package of color coded probe clips AND standard luminescent dissolved oxygen LDO101 dissolved oxygen probe with 1 meter cable and package of color coded... [See More]

  • Technology: Optical Fluorescence
  • Dissolved O2 Range: 0 to 20
  • Form Factor: Hand Held ; In-situ / Field
  • Display Type: Digital
Trace Polarographic Oxygen Sensor - InPro 6900i Series (Ingold)
from Mettler-Toledo Process Analytics

METTLER TOLEDO ’s InPro6900i is the intelligent counterpart for the InPro6900, the proven standard especially in food and beverage applications for low oxygen concentrations. The special electrode design with guard ring around the cathode together with the larger surface of the cathode allows... [See More]

  • Technology: Optical Fluorescence (optional feature)
  • Display Type: None
  • Accuracy: 1.00E-3 to 0.0030
  • User Controls: None
RDO® Optical Dissolved Oxygen System
from Rosemount Analytical

The RDO ® sensor and analyzer is intended for the determination of dissolved oxygen in water. It is ideal for use in wastewater aeration basins and ponds. The sensor can be calibrated either against a referee instrument or in water-saturated air. Air calibration is completely automatic. SINGLE... [See More]

  • Technology: Optical Fluorescence
  • Dissolved O2 Range: 0 to 20
  • Form Factor: Panel
  • Accuracy: 0.0100
4-Wire Optical DO Analyzer -- Triton DO8
from Electro-Chemical Devices, Inc.

The ECD Triton DO8 optical dissolved oxygen sensor combines the high technology of Fluorescence Quenching with a rugged, easy to install design. The DO8 provides the best solution for long term measurements in aeration basins, aquaculture and all types of environmental water. [See More]

  • Technology: Optical Fluorescence
  • Dissolved O2 Range: 0 to 20
  • Form Factor: In-situ / Field; Panel; Pipe/Wall
  • Accuracy: 2
FOXY Oxygen Sensor [FOXY Oxygen Sensor from Ocean Optics, Inc.]
from SpectrEcology LLC

Complete system consisting of probe/spectrometer, & excitation source [See More]

  • Technology: Optical Fluorescence
  • Dissolved O2 Range: 0 to 41
  • Form Factor: Portable; Lab / Benchtop; In-situ / Field
  • Accuracy: 0.2000
Dissolved Oxygen Sensors -- RDO Pro Optical Sensor
from Thermo Scientific - Water Analysis/Orion Products

Stable, low-maintenance, and accurate optical fluorescence technology [See More]

  • Technology: Optical Fluorescence
  • Dissolved O2 Range: 0 to 20
  • Form Factor: Portable
  • Accuracy: 0.1000
Dissolved Oxygen -- DO30G
from Yokogawa Corporation of America

The DO30G sensor for dissolved oxygen is designed for use in water treatment plants such as sewage treatment works, effluent activated sludge process, and potable water treatment. It is also effective in river monitoring, intake protection, fish farming and other fields where water quality is... [See More]

  • Technology: Galvanic; Optical Fluorescence
  • Dissolved O2 Range: 0 to 20
  • Form Factor: Lab / Benchtop (optional feature); In-situ / Field; Panel