
Oakton® Dissolved Oxygen Meter Probes
SKU: N/AProbes for dissolved oxygen and biological oxygen demand for Oakton DO/BOD oxygen meters.

Oakton® DO 700 Benchtop Dissolved Oxygen Meter Series
SKU: N/ACompact, space-saving design is nearly 40% smaller than other benchtop meters
- Extra-large 3-1⁄4″ x 2-7⁄16″ (8.3 x 6.2 cm), brightly lit LCD for easy viewing of measured values
- Low-maintenance galvanic probe requires no warm-up time
- Built-in memory stores up to 100 data points

Oakton® DO 6+ Dissolved Oxygen Meters
SKU: N/AHigh accuracy combined with economical pricing
- Low-maintenance, galvanic probe requires no warm-up time
- Includes protective rubber boot which also functions as a benchtop stand

Oakton® DO 2700 Benchtop Dissolved Oxygen Meter Series
SKU: N/ADesigned for optimal performance and versatility
- Advanced meter for research grade use with BOD capability

Oakton® Waterproof DO 450 Optical Dissolved Oxygen Portable Meter 64724
SKU: N/AAffordable optical RDO technology reduces maintenance time and costs
- Eliminates costly, tiresome membranes and solutions
- Rugged, IP67-rated housing for plant and field applications
- Memory for 500 data sets and USB and RS-232 output for transfer to PC
- 500 hours battery life, or optional universal power adapter
- Built-in stand with wall mount allows for easy benchtop measurement or storage

Oakton® Waterproof DO 600 Dissolved Oxygen Meters
SKU: N/AStores up to 500 data points with time-and-date stamp for GLP compliance
- Programmable “calibration due” date for increased data integrity
- Wirelessly download data via IrDA or RS-232 (LED) port

Jenway Benchtop Dissolved Oxygen Meter
SKU: N/AStore up to 250 DO data points and 20 BOD data sets
- LCD provides clear, direct readout of percentage of dissolved oxygen, mg/L, or BOD of samples
- Easily export data to computer or printer via RS-232 or IrDA connections
- % Saturation from 0 to 199 or 0 to 25 with accuracy of ±2% with 50°F (10°C) of calibration temperature
- Manual salinity and barometric pressure compensation
- Features real-time clock

Cole-Parmer Traceable® Dissolved Oxygen Pocket Tester with Calibration
SKU: N/AWater-resistant design with O-ring seal and membrane keypad provides a long life in severe lab or harsh plant environments—just dip and read!
- Get accurate, reliable measurements with included NIST-traceable calibration
- Dissolved oxygen range is 0.0 to 20.0 mg/L, accuracy is ±0.4mg/L
- Oxygen measurement % air saturation range is 0.0 to 100% air saturation, accuracy is ±0.7% mg/L
- Displays temperature and minimum/maximum memory, plus a Hold key

YSI 6050020 Pro20 Dissolved Oxygen Meter, waterproof
SKU: N/AModular meters allow configuration to your specific application
- Combine meter, probes, and cable lengths to meet your needs
- Handheld meter offers menu-driven software for added convenience
- Backlit graphic display and keypad
- Order probes and cables separately

Thermo Scientific Orion Star A100 Series Benchtop Dissolved Oxygen Meter
SKU: N/AMake it easy and affordable to take simple, accurate dissolved oxygen measurements
- Oxygen measurement directly in % saturation or mg/L (ppm)
- Large LCD displays Conductivity along with temperature
- Auto-Read™ function locks in stable reading
- Nonvolatile memory holds up to 50 data points
- AC power adapter or four AA batteries (sold separately)

Extech 407510 Dissolved Oxygen Meter Kit
SKU: N/ALow-cost meter with advanced features
- Built-in RS-232 serial interface
- Toggle switch for dissolved oxygen readings expressed in mg/L or % oxygen in air

WTW ProfiLine Oxi 3310 Handheld Dissolved Oxygen Meters
SKU: N/AA rugged line of DO meters with a range of features, benefits, and price points to meet every application and budget!
- Innovative waterproof USB connection for ultra-flexible data output
- Extended data memory for logging up to 5000 GLP-compliant datasets
- Time-controlled data logging function offers adjustable data collection intervals—ideal for longterm field monitoring
- Galvanic probes require no warm-up time
- Rugged, waterproof housing is great for the field or the lab

Extech DO600 Dissolved Oxygen Pocket Testers
SKU: N/AMeasures in percent saturation or concentration
- Adjustable altitude and salinity compensation

YSI Pro20i Dissolved Oxygen Meters
SKU: N/AAutomatic barometric pressure compensation ensures accurate measurements
- Get DO calibrations within 3 seconds with a touch of a button
- Store up to 50 data sets—no need to write down data
- Easily read measurements in any light with backlit graphic display and keypad
- Rubber overmolded case provides waterproof IP67-rated protection
- Prestretched membrane caps make installing easy

Lovibond Automatic BOD Measurement System with Remote Control
SKU: N/ANo need to do the math–displayed value is the actual value
- BOD values stored in the measurement head are viewable any time on the large display
- User-selectable measurement period up to 28 days suits research, standard BOD, and OECD Ready Biodegradability tests
- Automatic start feature delays test onset until sample temperature reaches incubator temperature
- Inductive stirring system requires no maintenance
- Sampling rate: 1 reading every hour (day 1), 1 reading every two hours (day 2), 1 reading every 24 hours (day 3 to 28)

WTW OxiTop Control BOD Self-Check Measurement Systems
SKU: N/AEliminate daily checks and increase data reliability with automated BOD testing
- Data is automatically stored in the measuring head
- Readings are given directly in mg/L
- Sample dilution is not required, saving you time
- AutoTemp function delays start of test until sample temperature stabilizes

YSI 626281 ProODO Optical Dissolved Oxygen Meter
SKU: N/AOptical technology reduces probe maintenance and calibration costs for long-term savings
- No electrodes to clean or solutions to change
- Expanded range of 0 to 500% saturation for high-level oxygen readings
- Waterproof IP67-rated case and connections make the ProODO perfect for field use
- Nonconsumptive luminescent method eliminates the need for stirring
- Probes sold seperately

WTW ProfiLine Oxi 3210 Handheld Dissolved Oxygen Meters
SKU: N/AA rugged line of DO meters with a range of features, benefits, and price points to meet every application and budget!
- Datalogging for up to 200 manual readings and expanded salinity compensation range
- Galvanic probes require no warm-up time
- Rugged, waterproof housing is great for the field or the lab

YSI MultiLab DO/BOD Benchtop Meter Kits
SKU: N/AMeets US EPA-approved methods for dissolved oxygen and BOD
- Large, easy-to-read graphical display with backlight
- Digital plug-and-play sensors for optical DO, BOD, and pH
- CMC function monitors sensors measuring range against calibration range
- Data logging with GLP time-and-date tracebility and USB connectivity
- BOD Analyst Pro software automatically calculates BOD values

YSI Model 5100 Dissolved Oxygen Benchtop Meters
SKU: N/AKeypad with tactile keys provide audible confirmations to reduce errors
- Large LCD is easy to read — even from 10 feet away
- Menu-driven operation makes setup simple

Oakton® Dissolved Oxygen Meter Probes
Probes for dissolved oxygen and biological oxygen demand for Oakton DO/BOD oxygen meters.

Oakton® DO 700 Benchtop Dissolved Oxygen Meter Series
Compact, space-saving design is nearly 40% smaller than other benchtop meters
- Extra-large 3-1⁄4″ x 2-7⁄16″ (8.3 x 6.2 cm), brightly lit LCD for easy viewing of measured values
- Low-maintenance galvanic probe requires no warm-up time
- Built-in memory stores up to 100 data points

Oakton® DO 6+ Dissolved Oxygen Meters
High accuracy combined with economical pricing
- Low-maintenance, galvanic probe requires no warm-up time
- Includes protective rubber boot which also functions as a benchtop stand

Oakton® DO 2700 Benchtop Dissolved Oxygen Meter Series
Designed for optimal performance and versatility
- Advanced meter for research grade use with BOD capability

Oakton® Waterproof DO 450 Optical Dissolved Oxygen Portable Meter 64724
Affordable optical RDO technology reduces maintenance time and costs
- Eliminates costly, tiresome membranes and solutions
- Rugged, IP67-rated housing for plant and field applications
- Memory for 500 data sets and USB and RS-232 output for transfer to PC
- 500 hours battery life, or optional universal power adapter
- Built-in stand with wall mount allows for easy benchtop measurement or storage

Oakton® Waterproof DO 600 Dissolved Oxygen Meters
Stores up to 500 data points with time-and-date stamp for GLP compliance
- Programmable “calibration due” date for increased data integrity
- Wirelessly download data via IrDA or RS-232 (LED) port

Jenway Benchtop Dissolved Oxygen Meter
Store up to 250 DO data points and 20 BOD data sets
- LCD provides clear, direct readout of percentage of dissolved oxygen, mg/L, or BOD of samples
- Easily export data to computer or printer via RS-232 or IrDA connections
- % Saturation from 0 to 199 or 0 to 25 with accuracy of ±2% with 50°F (10°C) of calibration temperature
- Manual salinity and barometric pressure compensation
- Features real-time clock

Cole-Parmer Traceable® Dissolved Oxygen Pocket Tester with Calibration
Water-resistant design with O-ring seal and membrane keypad provides a long life in severe lab or harsh plant environments—just dip and read!
- Get accurate, reliable measurements with included NIST-traceable calibration
- Dissolved oxygen range is 0.0 to 20.0 mg/L, accuracy is ±0.4mg/L
- Oxygen measurement % air saturation range is 0.0 to 100% air saturation, accuracy is ±0.7% mg/L
- Displays temperature and minimum/maximum memory, plus a Hold key

YSI 6050020 Pro20 Dissolved Oxygen Meter, waterproof
Modular meters allow configuration to your specific application
- Combine meter, probes, and cable lengths to meet your needs
- Handheld meter offers menu-driven software for added convenience
- Backlit graphic display and keypad
- Order probes and cables separately

Thermo Scientific Orion Star A100 Series Benchtop Dissolved Oxygen Meter
Make it easy and affordable to take simple, accurate dissolved oxygen measurements
- Oxygen measurement directly in % saturation or mg/L (ppm)
- Large LCD displays Conductivity along with temperature
- Auto-Read™ function locks in stable reading
- Nonvolatile memory holds up to 50 data points
- AC power adapter or four AA batteries (sold separately)

Extech 407510 Dissolved Oxygen Meter Kit
Low-cost meter with advanced features
- Built-in RS-232 serial interface
- Toggle switch for dissolved oxygen readings expressed in mg/L or % oxygen in air

WTW ProfiLine Oxi 3310 Handheld Dissolved Oxygen Meters
A rugged line of DO meters with a range of features, benefits, and price points to meet every application and budget!
- Innovative waterproof USB connection for ultra-flexible data output
- Extended data memory for logging up to 5000 GLP-compliant datasets
- Time-controlled data logging function offers adjustable data collection intervals—ideal for longterm field monitoring
- Galvanic probes require no warm-up time
- Rugged, waterproof housing is great for the field or the lab

Extech DO600 Dissolved Oxygen Pocket Testers
Measures in percent saturation or concentration
- Adjustable altitude and salinity compensation

YSI Pro20i Dissolved Oxygen Meters
Automatic barometric pressure compensation ensures accurate measurements
- Get DO calibrations within 3 seconds with a touch of a button
- Store up to 50 data sets—no need to write down data
- Easily read measurements in any light with backlit graphic display and keypad
- Rubber overmolded case provides waterproof IP67-rated protection
- Prestretched membrane caps make installing easy

Lovibond Automatic BOD Measurement System with Remote Control
No need to do the math–displayed value is the actual value
- BOD values stored in the measurement head are viewable any time on the large display
- User-selectable measurement period up to 28 days suits research, standard BOD, and OECD Ready Biodegradability tests
- Automatic start feature delays test onset until sample temperature reaches incubator temperature
- Inductive stirring system requires no maintenance
- Sampling rate: 1 reading every hour (day 1), 1 reading every two hours (day 2), 1 reading every 24 hours (day 3 to 28)

WTW OxiTop Control BOD Self-Check Measurement Systems
Eliminate daily checks and increase data reliability with automated BOD testing
- Data is automatically stored in the measuring head
- Readings are given directly in mg/L
- Sample dilution is not required, saving you time
- AutoTemp function delays start of test until sample temperature stabilizes

YSI 626281 ProODO Optical Dissolved Oxygen Meter
Optical technology reduces probe maintenance and calibration costs for long-term savings
- No electrodes to clean or solutions to change
- Expanded range of 0 to 500% saturation for high-level oxygen readings
- Waterproof IP67-rated case and connections make the ProODO perfect for field use
- Nonconsumptive luminescent method eliminates the need for stirring
- Probes sold seperately

WTW ProfiLine Oxi 3210 Handheld Dissolved Oxygen Meters
A rugged line of DO meters with a range of features, benefits, and price points to meet every application and budget!
- Datalogging for up to 200 manual readings and expanded salinity compensation range
- Galvanic probes require no warm-up time
- Rugged, waterproof housing is great for the field or the lab

YSI MultiLab DO/BOD Benchtop Meter Kits
Meets US EPA-approved methods for dissolved oxygen and BOD
- Large, easy-to-read graphical display with backlight
- Digital plug-and-play sensors for optical DO, BOD, and pH
- CMC function monitors sensors measuring range against calibration range
- Data logging with GLP time-and-date tracebility and USB connectivity
- BOD Analyst Pro software automatically calculates BOD values

YSI Model 5100 Dissolved Oxygen Benchtop Meters
Keypad with tactile keys provide audible confirmations to reduce errors
- Large LCD is easy to read — even from 10 feet away
- Menu-driven operation makes setup simple

Oakton® Dissolved Oxygen Meter Probes
Probes for dissolved oxygen and biological oxygen demand for Oakton DO/BOD oxygen meters.

Oakton® DO 700 Benchtop Dissolved Oxygen Meter Series
Compact, space-saving design is nearly 40% smaller than other benchtop meters
- Extra-large 3-1⁄4″ x 2-7⁄16″ (8.3 x 6.2 cm), brightly lit LCD for easy viewing of measured values
- Low-maintenance galvanic probe requires no warm-up time
- Built-in memory stores up to 100 data points

Oakton® DO 6+ Dissolved Oxygen Meters
High accuracy combined with economical pricing
- Low-maintenance, galvanic probe requires no warm-up time
- Includes protective rubber boot which also functions as a benchtop stand

Oakton® DO 2700 Benchtop Dissolved Oxygen Meter Series
Designed for optimal performance and versatility
- Advanced meter for research grade use with BOD capability

Oakton® Waterproof DO 450 Optical Dissolved Oxygen Portable Meter 64724
Affordable optical RDO technology reduces maintenance time and costs
- Eliminates costly, tiresome membranes and solutions
- Rugged, IP67-rated housing for plant and field applications
- Memory for 500 data sets and USB and RS-232 output for transfer to PC
- 500 hours battery life, or optional universal power adapter
- Built-in stand with wall mount allows for easy benchtop measurement or storage

Oakton® Waterproof DO 600 Dissolved Oxygen Meters
Stores up to 500 data points with time-and-date stamp for GLP compliance
- Programmable “calibration due” date for increased data integrity
- Wirelessly download data via IrDA or RS-232 (LED) port

Jenway Benchtop Dissolved Oxygen Meter
Store up to 250 DO data points and 20 BOD data sets
- LCD provides clear, direct readout of percentage of dissolved oxygen, mg/L, or BOD of samples
- Easily export data to computer or printer via RS-232 or IrDA connections
- % Saturation from 0 to 199 or 0 to 25 with accuracy of ±2% with 50°F (10°C) of calibration temperature
- Manual salinity and barometric pressure compensation
- Features real-time clock

Cole-Parmer Traceable® Dissolved Oxygen Pocket Tester with Calibration
Water-resistant design with O-ring seal and membrane keypad provides a long life in severe lab or harsh plant environments—just dip and read!
- Get accurate, reliable measurements with included NIST-traceable calibration
- Dissolved oxygen range is 0.0 to 20.0 mg/L, accuracy is ±0.4mg/L
- Oxygen measurement % air saturation range is 0.0 to 100% air saturation, accuracy is ±0.7% mg/L
- Displays temperature and minimum/maximum memory, plus a Hold key

YSI 6050020 Pro20 Dissolved Oxygen Meter, waterproof
Modular meters allow configuration to your specific application
- Combine meter, probes, and cable lengths to meet your needs
- Handheld meter offers menu-driven software for added convenience
- Backlit graphic display and keypad
- Order probes and cables separately

Thermo Scientific Orion Star A100 Series Benchtop Dissolved Oxygen Meter
Make it easy and affordable to take simple, accurate dissolved oxygen measurements
- Oxygen measurement directly in % saturation or mg/L (ppm)
- Large LCD displays Conductivity along with temperature
- Auto-Read™ function locks in stable reading
- Nonvolatile memory holds up to 50 data points
- AC power adapter or four AA batteries (sold separately)

Extech 407510 Dissolved Oxygen Meter Kit
Low-cost meter with advanced features
- Built-in RS-232 serial interface
- Toggle switch for dissolved oxygen readings expressed in mg/L or % oxygen in air

WTW ProfiLine Oxi 3310 Handheld Dissolved Oxygen Meters
A rugged line of DO meters with a range of features, benefits, and price points to meet every application and budget!
- Innovative waterproof USB connection for ultra-flexible data output
- Extended data memory for logging up to 5000 GLP-compliant datasets
- Time-controlled data logging function offers adjustable data collection intervals—ideal for longterm field monitoring
- Galvanic probes require no warm-up time
- Rugged, waterproof housing is great for the field or the lab

Extech DO600 Dissolved Oxygen Pocket Testers
Measures in percent saturation or concentration
- Adjustable altitude and salinity compensation

YSI Pro20i Dissolved Oxygen Meters
Automatic barometric pressure compensation ensures accurate measurements
- Get DO calibrations within 3 seconds with a touch of a button
- Store up to 50 data sets—no need to write down data
- Easily read measurements in any light with backlit graphic display and keypad
- Rubber overmolded case provides waterproof IP67-rated protection
- Prestretched membrane caps make installing easy

Lovibond Automatic BOD Measurement System with Remote Control
No need to do the math–displayed value is the actual value
- BOD values stored in the measurement head are viewable any time on the large display
- User-selectable measurement period up to 28 days suits research, standard BOD, and OECD Ready Biodegradability tests
- Automatic start feature delays test onset until sample temperature reaches incubator temperature
- Inductive stirring system requires no maintenance
- Sampling rate: 1 reading every hour (day 1), 1 reading every two hours (day 2), 1 reading every 24 hours (day 3 to 28)

WTW OxiTop Control BOD Self-Check Measurement Systems
Eliminate daily checks and increase data reliability with automated BOD testing
- Data is automatically stored in the measuring head
- Readings are given directly in mg/L
- Sample dilution is not required, saving you time
- AutoTemp function delays start of test until sample temperature stabilizes

YSI 626281 ProODO Optical Dissolved Oxygen Meter
Optical technology reduces probe maintenance and calibration costs for long-term savings
- No electrodes to clean or solutions to change
- Expanded range of 0 to 500% saturation for high-level oxygen readings
- Waterproof IP67-rated case and connections make the ProODO perfect for field use
- Nonconsumptive luminescent method eliminates the need for stirring
- Probes sold seperately

WTW ProfiLine Oxi 3210 Handheld Dissolved Oxygen Meters
A rugged line of DO meters with a range of features, benefits, and price points to meet every application and budget!
- Datalogging for up to 200 manual readings and expanded salinity compensation range
- Galvanic probes require no warm-up time
- Rugged, waterproof housing is great for the field or the lab

YSI MultiLab DO/BOD Benchtop Meter Kits
Meets US EPA-approved methods for dissolved oxygen and BOD
- Large, easy-to-read graphical display with backlight
- Digital plug-and-play sensors for optical DO, BOD, and pH
- CMC function monitors sensors measuring range against calibration range
- Data logging with GLP time-and-date tracebility and USB connectivity
- BOD Analyst Pro software automatically calculates BOD values

YSI Model 5100 Dissolved Oxygen Benchtop Meters
Keypad with tactile keys provide audible confirmations to reduce errors
- Large LCD is easy to read — even from 10 feet away
- Menu-driven operation makes setup simple

Oakton® Dissolved Oxygen Meter Probes
Probes for dissolved oxygen and biological oxygen demand for Oakton DO/BOD oxygen meters.

Oakton® DO 700 Benchtop Dissolved Oxygen Meter Series
Compact, space-saving design is nearly 40% smaller than other benchtop meters
- Extra-large 3-1⁄4″ x 2-7⁄16″ (8.3 x 6.2 cm), brightly lit LCD for easy viewing of measured values
- Low-maintenance galvanic probe requires no warm-up time
- Built-in memory stores up to 100 data points

Oakton® DO 6+ Dissolved Oxygen Meters
High accuracy combined with economical pricing
- Low-maintenance, galvanic probe requires no warm-up time
- Includes protective rubber boot which also functions as a benchtop stand

Oakton® DO 2700 Benchtop Dissolved Oxygen Meter Series
Designed for optimal performance and versatility
- Advanced meter for research grade use with BOD capability

Oakton® Waterproof DO 450 Optical Dissolved Oxygen Portable Meter 64724
Affordable optical RDO technology reduces maintenance time and costs
- Eliminates costly, tiresome membranes and solutions
- Rugged, IP67-rated housing for plant and field applications
- Memory for 500 data sets and USB and RS-232 output for transfer to PC
- 500 hours battery life, or optional universal power adapter
- Built-in stand with wall mount allows for easy benchtop measurement or storage

Oakton® Waterproof DO 600 Dissolved Oxygen Meters
Stores up to 500 data points with time-and-date stamp for GLP compliance
- Programmable “calibration due” date for increased data integrity
- Wirelessly download data via IrDA or RS-232 (LED) port

Jenway Benchtop Dissolved Oxygen Meter
Store up to 250 DO data points and 20 BOD data sets
- LCD provides clear, direct readout of percentage of dissolved oxygen, mg/L, or BOD of samples
- Easily export data to computer or printer via RS-232 or IrDA connections
- % Saturation from 0 to 199 or 0 to 25 with accuracy of ±2% with 50°F (10°C) of calibration temperature
- Manual salinity and barometric pressure compensation
- Features real-time clock

Cole-Parmer Traceable® Dissolved Oxygen Pocket Tester with Calibration
Water-resistant design with O-ring seal and membrane keypad provides a long life in severe lab or harsh plant environments—just dip and read!
- Get accurate, reliable measurements with included NIST-traceable calibration
- Dissolved oxygen range is 0.0 to 20.0 mg/L, accuracy is ±0.4mg/L
- Oxygen measurement % air saturation range is 0.0 to 100% air saturation, accuracy is ±0.7% mg/L
- Displays temperature and minimum/maximum memory, plus a Hold key

YSI 6050020 Pro20 Dissolved Oxygen Meter, waterproof
Modular meters allow configuration to your specific application
- Combine meter, probes, and cable lengths to meet your needs
- Handheld meter offers menu-driven software for added convenience
- Backlit graphic display and keypad
- Order probes and cables separately

Thermo Scientific Orion Star A100 Series Benchtop Dissolved Oxygen Meter
Make it easy and affordable to take simple, accurate dissolved oxygen measurements
- Oxygen measurement directly in % saturation or mg/L (ppm)
- Large LCD displays Conductivity along with temperature
- Auto-Read™ function locks in stable reading
- Nonvolatile memory holds up to 50 data points
- AC power adapter or four AA batteries (sold separately)

Extech 407510 Dissolved Oxygen Meter Kit
Low-cost meter with advanced features
- Built-in RS-232 serial interface
- Toggle switch for dissolved oxygen readings expressed in mg/L or % oxygen in air

WTW ProfiLine Oxi 3310 Handheld Dissolved Oxygen Meters
A rugged line of DO meters with a range of features, benefits, and price points to meet every application and budget!
- Innovative waterproof USB connection for ultra-flexible data output
- Extended data memory for logging up to 5000 GLP-compliant datasets
- Time-controlled data logging function offers adjustable data collection intervals—ideal for longterm field monitoring
- Galvanic probes require no warm-up time
- Rugged, waterproof housing is great for the field or the lab

Extech DO600 Dissolved Oxygen Pocket Testers
Measures in percent saturation or concentration
- Adjustable altitude and salinity compensation

YSI Pro20i Dissolved Oxygen Meters
Automatic barometric pressure compensation ensures accurate measurements
- Get DO calibrations within 3 seconds with a touch of a button
- Store up to 50 data sets—no need to write down data
- Easily read measurements in any light with backlit graphic display and keypad
- Rubber overmolded case provides waterproof IP67-rated protection
- Prestretched membrane caps make installing easy

Lovibond Automatic BOD Measurement System with Remote Control
No need to do the math–displayed value is the actual value
- BOD values stored in the measurement head are viewable any time on the large display
- User-selectable measurement period up to 28 days suits research, standard BOD, and OECD Ready Biodegradability tests
- Automatic start feature delays test onset until sample temperature reaches incubator temperature
- Inductive stirring system requires no maintenance
- Sampling rate: 1 reading every hour (day 1), 1 reading every two hours (day 2), 1 reading every 24 hours (day 3 to 28)

WTW OxiTop Control BOD Self-Check Measurement Systems
Eliminate daily checks and increase data reliability with automated BOD testing
- Data is automatically stored in the measuring head
- Readings are given directly in mg/L
- Sample dilution is not required, saving you time
- AutoTemp function delays start of test until sample temperature stabilizes

YSI 626281 ProODO Optical Dissolved Oxygen Meter
Optical technology reduces probe maintenance and calibration costs for long-term savings
- No electrodes to clean or solutions to change
- Expanded range of 0 to 500% saturation for high-level oxygen readings
- Waterproof IP67-rated case and connections make the ProODO perfect for field use
- Nonconsumptive luminescent method eliminates the need for stirring
- Probes sold seperately

WTW ProfiLine Oxi 3210 Handheld Dissolved Oxygen Meters
A rugged line of DO meters with a range of features, benefits, and price points to meet every application and budget!
- Datalogging for up to 200 manual readings and expanded salinity compensation range
- Galvanic probes require no warm-up time
- Rugged, waterproof housing is great for the field or the lab

YSI MultiLab DO/BOD Benchtop Meter Kits
Meets US EPA-approved methods for dissolved oxygen and BOD
- Large, easy-to-read graphical display with backlight
- Digital plug-and-play sensors for optical DO, BOD, and pH
- CMC function monitors sensors measuring range against calibration range
- Data logging with GLP time-and-date tracebility and USB connectivity
- BOD Analyst Pro software automatically calculates BOD values

YSI Model 5100 Dissolved Oxygen Benchtop Meters
Keypad with tactile keys provide audible confirmations to reduce errors
- Large LCD is easy to read — even from 10 feet away
- Menu-driven operation makes setup simple