The Best Lab Dissolved Oxygen Meters

Looking for the best Lab Dissolved Oxygen Meters?

Discover now our comparison of the best Lab Dissolved Oxygen Meters. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Lab Dissolved Oxygen Meters are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Lab Dissolved Oxygen Meters in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1

YSI DO200 Kit EcoSense DO 200 Dissolved Oxygen Meter Kit

Battery: 1 x 9 v battery (included)
Automatic temperature compensation|manual input for salinity and barometric pressure compensation|easy-to-replace screw-on cap membranes
Dissolved oxygen accuracy: 2 percent fs
Dissolved oxygen resolution: 0.01 ppm; 10 percent
Meter type: portable

SaleNo. 2

AZ-86021 Dissolved Oxygen Tester Water Quality Meter D.O Meter Temperature Meter | Can Measure pH Conductivity TDS Salinity by Using Different Probes | Multiple Parameters Water Tester AZ86021

Large LCD to display multiple parameters in turns: pH, Conductivity or TDS or Salinity, Dissolved oxygen, Temperature (by using different probes). Please note that the standard accessory only comes with D.O probe, If users want to measure pH, Conductivity, TDS or Salinity, users need to purchase pH or Cond. probe(s).
Displayed parameter is decided by probe type
Water proof function as IP67
Fast measuring of dissolved oxygen value
Accurate replaceable probes with anti-collision cap
Auto ranging for conductivity measurement (users need to purchase cond. probe to fulfill this function.)
Auto temperature compensation (ATC); 99 points memories w/recall function
Multiple points calibration: 3 points for pH, 1 point for D.O., 4 points for conductivity
Manually altitude and salinity compensation function for D.O. measurement
Temperature unit ℃/℉ is switchable; 1 hour auto power off; Excellent to use in fresh or sea water aqua farm

SaleNo. 3

Digital Dissolved Oxygen Meter, GIDIGI Dissolved Oxygen Tester with ATC, DO Meter with 9.84ft DO Probe Cable, Dissolved Oxygen Test Kit for Aquarium, Ponds, Fish Tank Range 0.0‑40.0 Mg/L

[Portable DO Meter with mg/L and % Modes]: The dissolved oxygen test kit with two modes: mg/L mode (dissolved oxygen content in water, 1mg/L=1ppm) and % mode (saturation percentage). Easily obtain accurate oxygen content in the solution. Professional oxygen monitoring equipment is used in koi ponds, drinking water analysis, home beer and wine brewing, industrial systems, hydroponic nutrient, fish tank, sewage treatment, wastewater treatment, laboratories, education research and other fields.
[Digital Dissolved Oxygen Meter Kit with 3m Electrode Cable]: GIDIGI dissolved oxygen tester with a 3m electrode cable. With this dissolved oxygen test kit, you can test the oxygen content in deeper water and avoid the problem that the electrode cannot touch the water due to distance. It is very convenient to carry and is very suitable for outdoor water quality measurement and environmental monitoring (lakes, rivers, large ponds and aquaculture and other aquatic systems).
[Automatic Temperature Compensation and Manual Salinity and Altitude Compensation]: The GIDIGI dissolved oxygen test kit with ATC function, the test values are more stable. By connecting to the phone APP via Bluetooth, you can also set salinity compensation and barometric pressure compensation to obtain more accurate test values. The DO tester is a nice assistant for marine fish and other aquatic life breeding enthusiasts. In addition, through the APP, you can store, manage and share test data
[Easy to Use and Calibrate]: GIDIGI dissolved oxygen tester comes with detailed instructions and complete accessories (replaceable membrane cap, electrolyte and zero oxygen water). No need to buy calibration solution, easily calibrate the tester. Simple operation, just put the tester electrode into the test solution to quickly obtain accurate oxygen test value. And you can easily get membrane cap and calibration solution by browsing GIDIGI store.
[GIDIGI Service for Every Customer]: GIDIGI dissolved oxygen meter with digital backlight LCD display, which can easily obtain readings in dim environments, and has data lock function and temperature switching function (℉/℃). GIDIGI support 365-day warranty, so there is no need to hesitate to place an order. If you have any questions, please email us and we will respond to you within 24 hours. We are happy to solve any product problems for you.

No. 4

UIUZMAR Digital Dissolved Oxygen Meter Portable Dissolved Oxygen Test Kit with 3.6ft Electrode for Ponds Aquarium Aquaculture Do Meter for Water Fish Tank with Measuring Range 0.0‑40.0 Mg/L

Precise Dissolved Oxygen Meter Kit: Ensure optimal oxygen levels in water with our reliable DO meter kit. It can quickly and accurately check the oxygen level in aquariums, ponds, aquaculture setups, and more, help in keeping a healthy environment for aquatic life.
Versatile Usage: The UIUZMAR Dissolved Oxygen Meter is suitable for a range of settings, including aquariums, fish tanks, koi ponds, beer brewing, aquaculture, wastewater treatment plants, educational purposes, and various manufacturing applications. It provides precise measurements of dissolved oxygen levels and temperatures in diverse environments.
Portable Design with Clear LCD Display: Featuring a portable design, the UIUZMAR DO tester comes with a large digital LCD screen and a polarographic probe with a 1.1m cable. Simply insert the probe into the sample for accurate readings displayed on the meter, making it convenient for aquaculture, water analysis, and environmental testing.
DO Meter with Accessory Kit: The UIUZMAR Dissolved Oxygen Meter Kit includes 6 spare membrane caps for regular maintenance, along with two bottles of electrolyte and a bottle of zero-oxygen calibration solution. Never worry about running out of essential accessories—additional kits are available for purchase from the UIUZMAR store, ensuring a hassle-free shopping experience.
Wide Measuring Range: The DO meter offers a broad measuring range for dissolved oxygen (0.0-40mg/L), dissolved oxygen saturation (0.0-300.0%), and temperature (0.1-40.0°C; 32.0-104.0°F). Equipped with a built-in temperature sensor and high-precision gold and silver electrodes, the DO probe delivers fast and consistent readings for efficient monitoring of water quality.

SaleNo. 5

Milwaukee MW600 LED Economy Portable Dissolved Oxygen Meter with 2 Point Manual Calibration, 0.0 - 19.0 mg/L, 0.1 mg/L Resolution, +/-1.5 percent Accuracy, 100 Percent Saturation Range

Portable dissolved oxygen (DO) meter for educational, aquaculture, water analysis, and environmental analysis applications
Two-point manual calibration, automatic temperature compensation from 0 to 30°C
LCD screen
Polarographic probe with 3m cable and screw-on cap membrane

No. 6

YSI - 6050020 Pro20 Lab/Field Dissolved Oxygen/Temperature Meter, 0 to 50 mg/L, 0.1 mg/L, 0 to 20 mg/L, -5 to 55 degree C, 8-1/2" Length x 3-1/4" Width x 2-13/64" Depth

Handheld dissolved oxygen (DO) and temperature meter for lab or field use
One Touch Cal feature calibrates the meter within three seconds
Graphical, backlit display and glow-in-the-dark keypad
Takes a field cable and a polarographic or galvanic probe for field use, or a cable-probe assembly for lab use (cables and probes sold separately)
Impact-resistant and waterproof, rated IP67

No. 7

Dissolved Oxygen Meter with ATC,0-40.00 mg/L Measurement Range,Dissolved Oxygen Test Kit for Pond Aquarium Aquaculture and Water Fish Tank,DO Meter with Electrode Filling Fluid.

Dissolved oxygen refers to the concentration of molecular oxygen dissolved in water, generally expressed in mg/L (ppm) and saturation percentage (%), which is the percentage of dissolved oxygen in 1L of water. Dissolved oxygen meter can quickly and accurately check the oxygen level in aquariums, pond, aquaculture setups,and more,help in keeping a healthy environment for aquatic life.
Measuring Range:Dissolved oxygen meter provides precise measurements of dissolved oxygen levels and temperatures in diverse environments. The dissolved oxygen meter range (0.0-40mg/L), dissolved oxygen saturation (0.0-300.0%) and temperature (0.1-40.0°C; 32.0-104.0°F).
Dissolved Oxygen Meter Kit: dissolved oxygen meter equipped with a built-in temperature sensor and high-precision gold and silver electrodes, the DO probe delivers fast and consistent readings for efficient monitoring of water quality.Ensure optimal oxygen levels in water with our reliable dissolved oxygen test kit.
Convenient Functions:Dissolved oxygen meter adopts the digital screen display with backlight, which is more clear and convenient to read data. Auto power-off in 8 minutes if not using it. Low battery indication. Our instruments have temperature compensation function, which can meet normal use and avoid the influence of unstable temperature, air pressure and other factors on oxygen solubility.
Versatile Usage: The Dissolved Oxygen Meter is suitable for a range of settings, including aquariums, fish tanks, koi ponds, beer brewing, aquaculture, wastewater treatment plants, educational purposes, and various manufacturing applications.When dissolved oxygen test kit measuring and calibrating, needn't open the protective cover of the electrode, just put the electrode in the solution for measurement.

No. 8

Portable Dissolved Oxygen Meter,Lab Dissolved Oxygen DO Meter,200 Sets of Data Storage,0.0-20.0 mg/L, 0.1 mg/L Resolution, -2.0 Percent Accuracy, 200 Percent Saturation Rang

IP65 waterproof,spill-proof and dust-proof durable and reliable,Data Storage 200 sets (GLP-compliant)
Multi-reading feature allows auto-read and continuous-read.
Automatic/Manual temperature compensation ensures accurate results.
Auto-hold feature senses and locks the measurement endpoint.
Auto-power off feature effectively extends the battery service life.
Reset feature automatically resumes all settings back to factory default options.
Support for air-saturated water or zero oxygen calibration
Manual barometric pressure compensation.
Wide range of applications: very suitable for freshwater aquaculture, marine aquaculture, swimming pools, laboratories, education and scientific research.

No. 9

UIUZMAR Smart Dissolved Oxygen Meter Kit with Spare Components Electronic Portable DO Tester with Reinforced Polarographic Probe for Aquaculture Fish Tank Wastewater Treatment

[Accurate and Consistent Readings] UIUZMAR Dissolved Oxygen Meter using reinforced polarographic probe with a replaceable oxygen-permeable PTFE membrane cap can always give accurate and consistent readings. Automatic temperature compensation and manual input for salinity and barometric pressure compensation through app keep the excellent performance in different circumstance.
[Smart DO Analyzer with APP] Now you can use the DO analyzer more conveniently by the app. Connect the dissolved oxygen meter with your phone in mobile app to complete more complicate jobs like setup salinity and barometric pressure compensation. What’s more, you can also record, manage, and share your testing data with friends anytime.
[Easy for Use and Calibration] Easy calibration for saturated air (slope calibration) and zero-oxygen (zero calibration) with automatic identify program. Anyone even an amateur can complete the slope calibration easily before each use. It is recommended that zero calibration is required for first use, and slope calibration is required before each use. UIUZMAR also provide detail user manual and video about how to use and maintain the DO meter.
[Durable DO Tester with Spare Components] UIUZMAR provides 6 spare membrane caps for the long-term use, electrolytes and calibrations also comes with the package. Even though the spare components run out, there is no need to worry, go to the UIUZMAR Amazon Store to obtain more accessories.
[Wide Application] UIUZMAR dissolved oxygen meter is an excellent value option for field or bench use, which is popular with everyone from field biologists and educators to fish farmers and koi pond owners. Widely used in aquaculture, fish tank, koi pond, wastewater treatment, beer brewing, education, labs, also an economical, reliable, easy-to-use instrument preferred by people looking for lab level accuracy without the cost.

SaleNo. 10

GISNPA Dissolved Oxygen Meter with ATC, 0-40.00 mg/L Measurement Range, DO Meter with Electrode Filling Fluid and Anaerobic Water Calibration Powder

Extended Range: Dissolved oxygen meter a wide 0.0-40.0 mg/L range, exceeding the standard 0.0-20.0 mg/L range. This expanded range caters to a variety of applications.
Easy to use: You can measure and calibrate without removing the electrode's protective cover. Simply immerse the electrode for quick, hassle-free usage, while the Automatic Temperature Compensation (ATC) feature ensures accurate results in a temperature range of 0-50℃.
LCD Backlight Display: The digital screen with backlight ensures clear readings. Auto power-off after 8 minutes of inactivity and a low battery indicator keep you informed about the device's status.
Package Included: The kit includes 6 probe protective covers and anaerobic water calibration powder for your convenience and reliability. If you experience inaccurate readings and calibration over time, consider replacing the membrane sleeve. The transparent bottle is designed for preparing anaerobic water. After mixing, place the probe tip inside the bottle for calibration, ensuring the accuracy and performance of the dissolved oxygen meter.
Wide Range of Applications: Our Dissolved Oxygen Meter is well-suited for measuring dissolved oxygen levels and temperature in various settings, including aquariums, swimming pools, ponds, aquaculture, research, and more. It consistently delivers precise results across diverse environments.

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Last update on 2025-04-16 / Affiliate links / Images from Amazon Product Advertising API

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