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Thermo Scientific Lab Star DO113 Bench-Mounted Dissolved Oxygen Meter with Integrated Temperature and Pressure Measurement

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Percent Saturation Range Polarographic DO
0.0 to 300.0 % saturation
Range (Polarographic DO)
0.0 to 300.0 % saturation; 0.00 to 30.0 mg/L or ppm
Accuracy (Polarographic DO)
±2 % saturation ± 1 LSD; ±0.2 mg/L ± 1 LSD
Temperature (Metric) Range
-5.0°C to +105.0°C
Resolution (Temperature)
0.1°C, 0.1°F
All 20 specifications
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Specifications 20

Brands
Thermo Fisher Scientific
New/Used
Used
Percent Saturation Range Polarographic DO
0.0 to 300.0 % saturation
Range (Polarographic DO)
0.0 to 300.0 % saturation; 0.00 to 30.0 mg/L or ppm
Accuracy (Polarographic DO)
±2 % saturation ± 1 LSD; ±0.2 mg/L ± 1 LSD
Temperature (Metric) Range
-5.0°C to +105.0°C
Resolution (Temperature)
0.1°C, 0.1°F
Temperature Accuracy
±0.3°C, ±0.5°F
Temperature Probe Calibration
1 point temperature offset calibration
Temperature Selection
Manual or automatic with ATC temperature probe
Pressure Range
400.0 to 850.0 mmHg; 0.533 to 1.133 bar
Data Management Details
Continuous, Auto-Read and Timed read modes
Data Points
500 Sets with Date and Time Stamp
Log Function Type
Automatic with Auto-Read and Timed Read Modes, Manual with Continuous Read Mode
Calibration Modes
100 % saturation, 0 % saturation, custom concentration value
Relative Humidity Range
5 to 85%, non-condensing
Display
5” Backlit LCD
Dimensions
6x8x3”
Weight
4lbs
Electrical
115V, 1A

Product description

Bench-mounted Thermo Scientific DO meter measures dissolved oxygen, temperature, and pressure with 0-300% saturation range.

The Thermo Scientific Lab Star DO113 is a bench-mounted dissolved oxygen meter designed for accurate and routine laboratory assessment of dissolved oxygen concentration and percent saturation. Featuring a polarographic DO sensor, it measures dissolved oxygen in the range of 0.0 to 300.0% saturation or 0.00 to 30.0 mg/L (ppm), with an accuracy of ±2% saturation ±1 LSD and ±0.2 mg/L ±1 LSD.

Key operational parameters include:

  • Temperature measurement range from -5.0°C to +105.0°C with ±0.3°C accuracy and 0.1°C resolution, supporting manual and automatic temperature selection via an ATC temperature probe.
  • Barometric pressure range of 400.0 to 850.0 mmHg (0.533 to 1.133 bar) and a relative humidity tolerance of 5 to 85% (non-condensing).
  • Data management capabilities encompass auto-read, timed read, and continuous read modes, logging up to 500 data sets with date and time stamps to facilitate reliable record keeping and compliance.

This fixed-location dissolved oxygen analyzer integrates simultaneous temperature, barometric pressure, and salinity display on a 5” backlit LCD, eliminating the need for external correction and streamlining dissolved oxygen measurements. Its compact footprint of 6x8x3 inches and light weight of 4 lbs make it ideal for permanent bench placement in laboratories specializing in molecular diagnostics, bioprocessing, and environmental monitoring.

The Lab Star DO113 is widely utilized as a replacement or standardized unit for benchtop dissolved oxygen measurement critical in biotechnology workflows, cell culture oxygenation monitoring, and aquatic biomanufacturing quality control. This instrument aids researchers and clinical professionals requiring precise oxygen saturation data without multi-parameter complexity common in handheld devices.

Included accessories are an electrode stand, PC communication cable, and a 120V power cord, supported by a 30-day warranty to ensure dependable laboratory performance. This device is essential for biotechnology and bioprocessing labs where dissolved oxygen measurement impacts gene expression studies, synthetic biology experimentation, and biopharmaceutical production pipelines.

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Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Yes. Every verified supplier states which service partners cover the instrument, and we list that alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Last updated 19 October 2026