$500 - $750, Oakton Instruments

WD-35604-41 SALT 6+ Handheld Salinity Meter with Probe, -10 to 110°C Temperature Range and 1 to 50.0 ppt, 0.1 to 5.00% Salinity Range, with NIST Traceable Certificate of Calibration by Oakton

Great for quick, accurate, and affordable salinity measurements

These meters feature easy, push-button operation, a convenient HOLD function, and Auto-off function that shuts meter off after 20 minutes of non-use.

Meters offer two modes of calibration. For quick and easy calibrations, use automatic mode with preset calibration points at the most popular values. For more flexibility, calibrate in the manual mode and set your calibration point at any value.

Meter includes protective rubber boot that also acts as a meter stand.

• Includes protective rubber boot with stand, salinity/temperature probe (K = 1.0), and four AAA batteries
• Measures in ppt or %
• Large display is easy to read

WD-35604-45 SALT 6+ Handheld Salinity Meter Kit, -10 to 110°C Temperature Range and 1 to 50.0 ppt, 0.1 to 5.00% Salinity Range, with NIST Traceable Certificate of Calibration by Oakton

Great for quick, accurate, and affordable salinity measurements

These meters feature easy, push-button operation, a convenient HOLD function, and Auto-off function that shuts meter off after 20 minutes of non-use.

Meters offer two modes of calibration. For quick and easy calibrations, use automatic mode with preset calibration points at the most popular values. For more flexibility, calibrate in the manual mode and set your calibration point at any value.

Meter includes protective rubber boot that also acts as a meter stand.

• Includes protective rubber boot with stand, salinity/temperature probe (K = 1.0), calibration solutions, sample bottles, rinse bottle, hard plastic carrying case, and four AAA batteries
• Measures in ppt or %
• Large display is easy to read

WD-35607-32 CON 150 Portable Waterproof Conductivity Meter and Probe by Oakton

The CON 150 meter offers a rugged, waterproof housing with built-in stand at an economical price. The large, three-line LCD lets you view the conductivity or TDS measurement simultaneously with temperature. Convenient auto-ranging and auto-cal functions for one calibration point per measurement range. Select a two-cell probe with a 0.1, 1.0, or 10 cell constant and automatic temperature compensation (ATC). ATC ensures measurement accuracy even in fluctuating temperatures. Select temperature readout from C/F to suit your application.

Meter features include ready (stability) indicator, smart averaging, hold function, calibration alarm (visible), battery life indicator, and probe status. Data storage allows manual storage and recall of 150 data sets, as well as the log of the last calibration data.

• Intuitive, user-friendly icons probe status displays cell constant
• Grip-Clip holder quickly and easily secures the probe to your beaker or container
• Expanded data logging for up to 150 data sets
• 700 hours battery life or optional universal power adapter
• Built-in stand and wall-mount option allow for easy laboratory measurement or storage

WD-35608-32 CON 450 Portable Waterproof Conductivity Meter with Probe by Oakton

The CON 450 meter offers an IP67-rated waterproof housing, making it ideal for the manufacturing floor, field testing, and the laboratory. The large, backlit LCD lets you view the main measurement simultaneously with temperature. Autocal feature permits one calibration point per measurement range. Choose a two-cell probe with a 0.1, 1.0, or 10 cell constant and automatic temperature compensation (ATC). ATC ensures measurement accuracy even in fluctuating temperatures.

Meter features include ready (stability) indicator, smart averaging, user-selectable C/F units, hold function, calibration alarm, battery life-indicator, and electrode status.

Perform data logging with manual or timed collection of up to 500 data sets with real-time clock time/date stamp. Order optional data cables for USB and RS-232 connectivity.

• Intuitive,user-friendly iconselectrode status displays cell constant
• Grip-Clip holder quickly and easily secures probe to beaker/container
• USB and RS-232 output for up to 500 data sets
• 500 hours battery life or optional universal power adapter
• Built-in stand with wall-mount option allows for easy benchtop measurement and storage

WD-35613-41 pH 6+ Meter Only, 0 to 100°C Temperature Range, 0.00 to 14.00 pH Range, and ±1999 mV Range, with NIST Traceable Certificate of Calibration by Oakton

Reads pH, mV (for ORP/Redox measurements) and temperature

Achieve professional results at an economical price! The microprocessor-based pH 6+ meter gives you high accuracy and reliability. Use this meter to take pH, mV and temperature measurements. The millivolt readout lets you take ORP readings. Meter includes a protective rubber boot that also acts as a meter stand.

• Automatic Temperature Compensation (ATC)
• All push button operation
• Three-point pH calibration and mV offset calibration
• Auto buffer recognition
• Hold function; Auto-off
• Use with most pH and ORP electrodes with BNC connectors

WD-35613-44 pH 6+ Meter Kit - Reads pH, mV (for ORP/Redox measurements) and Temperature, with NIST Traceable Certificate of Calibration by Oakton

Reads pH, mV (for ORP/Redox measurements) and temperature

Achieve professional results at an economical price! The microprocessor-based pH 6+ meter gives you high accuracy and reliability. Use this meter to take pH, mV and temperature measurements. The millivolt readout lets you take ORP readings. Meter includes a protective rubber boot that also acts as a meter stand.

• Automatic Temperature Compensation (ATC)
• All push button operation
• Three-point pH calibration and mV offset calibration
• Auto buffer recognition
• Hold function; Auto-off
• Use with most pH and ORP electrodes with BNC connectors

WD-35613-53 pH 5+ Meter with pH and ATC Probe, with NIST Traceable Certificate of Calibration by Oakton

High ±0.01 pH accuracy at economical prices

The microprocessor-based pH 5+ meter is OAKTON s most economical portable pH meter, yet it gives you the same high accuracy and reliability of our other portable meters! Use this meter to take routine pH and temperature measurements. Meter includes a protective rubber boot that also acts as a meter stand.

• Includes pH 5+ Meter with single-junction, sealed, epoxy-body electrode, ATC probe, rubber boot, and batteries
• Reads pH and temperature
• Automatic Temperature Compensation (ATC)
• All push button operation
• Three-point pH calibration
• Auto buffer recognition
• Hold function; Auto-off
• Use with most pH electrodes with BNC connectors

WD-35613-80 Ion 6+ Meter Only, 0.0 to 100.0°C Temperature Range, 0.00 to 14.00 pH Range, ±1999 mV Range, and 0.01 to 1999 ppm by Oakton

Direct readout of ion concentration at economical prices

These rugged, economical meters are very easy to use. Features include all push-button calibration, hold function,auto-off, and splash-resistantkeypad. Read concentration in ppm and mV as well as pH and temperature in ºC. The included protective rubber boot also acts as a meter stand for benchtop use. Order ISE electrodes separately.

• Works with almost all ion selective electrodes with BNC connectors
• Reads ion concentration (ppm) pH, mV, and temperature
• Preprogrammed ion calibration points let even beginners take readings in minutes
• Hold function; Auto-off

WD-35613-82 Ion 6+ Meter Kit, 0.0 to 100.0°C Temperature Range, 0.00 to 14.00 pH Range, ±1999 mV Range, and 0.01 to 1999 ppm by Oakton

Direct readout of ion concentration at economical prices

These rugged, economical meters are very easy to use. Features include all push-button calibration, hold function,auto-off, and splash-resistantkeypad. Read concentration in ppm and mV as well as pH and temperature in ºC. The included protective rubber boot also acts as a meter stand for benchtop use. Order ISE electrodes separately.

• Works with almost all ion selective electrodes with BNC connectors
• Reads ion concentration (ppm) pH, mV, and temperature
• Preprogrammed ion calibration points let even beginners take readings in minutes
• Hold function; Auto-off

WD-35614-33 pH 150 Portable Waterproof pH Meter by Oakton

The pH 150 meter offers a rugged, waterproof housing with built-in stand at an economical price. The large, three-line LCD lets you simply view the pH or mV measurement simultaneously with temperature and calibration % slope. Auto buffer recognition identifies the correct pH buffer for rapid, reliable calibration.

Calibrate meter with up to six points from USA, NIST, and DIN pH buffer sets. Automatic temperature compensation (ATC) ensures measurement accuracy even in fluctuating temperatures. Select temperature readout from C/F to suit your application.

Meter features include ready (stability) indicator, smart averaging, hold function, calibration alarm (visible), battery life indicator, and electrode status. Data storage allows manual storage and recall of 150 data sets, as well as the log of the last calibration data.

• Intuitive, user-friendly icons--electrode status displays pH slope
• Grip-Clip holder quickly and easily secures the electrode to your beaker
• Expanded data logging for up to 150 data sets
• mV offset for calibration of ORP standards, zeroing mV, and pH diagnostics
• 700 hour battery-life, or optional AC power adapter
• Built-in stand and wall mount option allow for easy benchtop measurement

WD-35614-34 pH 150 Portable Waterproof pH Meter with NIST Certificate by Oakton

The pH 150 meter offers a rugged, waterproof housing with built-in stand at an economical price. The large, three-line LCD lets you simply view the pH or mV measurement simultaneously with temperature and calibration % slope. Auto buffer recognition identifies the correct pH buffer for rapid, reliable calibration.

Calibrate meter with up to six points from USA, NIST, and DIN pH buffer sets. Automatic temperature compensation (ATC) ensures measurement accuracy even in fluctuating temperatures. Select temperature readout from C/F to suit your application.

Meter features include ready (stability) indicator, smart averaging, hold function, calibration alarm (visible), battery life indicator, and electrode status. Data storage allows manual storage and recall of 150 data sets, as well as the log of the last calibration data.

• Intuitive, user-friendly icons--electrode status displays pH slope
• Grip-Clip holder quickly and easily secures the electrode to your beaker
• Expanded data logging for up to 150 data sets
• mV offset for calibration of ORP standards, zeroing mV, and pH diagnostics
• 700 hour battery-life, or optional AC power adapter
• Built-in stand and wall mount option allow for easy benchtop measurement

WD-35618-32 pH 450 Portable Waterproof pH Meter by Oakton

The pH 450 meter offers an IP67-rated waterproof housing, making it ideal for the manufacturing floor, field testing, and the laboratory. The large, backlit LCD lets you view the main measurement simultaneously with temperature and calibration data with % slope. Calibrate pH and ISE with up to six points from USA, NIST, DIN, PWB and custom pH buffers. Automatic temperature compensation (ATC) ensures measurement accuracy even in fluctuating temperatures. Select temperature reading from degree C or degree F to suit your application.

Meter features include ready (stability) indicator, smart averaging, hold function, calibration alarm (visible), battery-life indicator, and electrode status.

Perform data logging with manual or timed collection of up to 500 data sets with real-time clock time/date stamp. Order optional data cables for USB or RS-232 connectivity.

• Intuitive, user-friendly icons--electrode status displays pH slope
• Grip-Clip electrode holder quickly and easily secures electrode to side of beaker or container
• USB or RS-232 output for up to 500 data sets
• Extended battery life or optional universal power adapter
• 700 hour battery-life, or optional AC power adapter
• Built-in stand with wall mount option allows for easy benchtop measurement or storage

WD-35643-11 DO 6+ Dissolved Oxygen Meter Only, with NIST Traceable Certificate of Calibration, 0.0 to 50.0°C Tempature Range and 0.0 to 50.0 ppt, 0 to 20 mg/L Dissolved Oxygen Range by Oakton

High accuracy combined with economical pricing

These meters provide a great value. The ranges work to test water quality in wastewater, surface water, ground water, or drinking water. A clear LCD display shows results in ppm or mg/L with enunciators to aid in use and troubleshooting. Six simple buttons allow for freezing readings, toggling between display units and temperature results, setup, calibration, and automatic barometric and salinity compensation after manual parameter inputs. Additional benefits of the simple design allow you to view electrode slope, zero offset, and millivolt values for electrode diagnostics.

• Includes Electrolyte solution, membrane caps,protective rubber boot, and batteries
• Low-maintenance, Galvanic probe requires no warm-up time

WD-35643-12 DO 6+ Dissolved Oxygen Meter with Probe, 0.0 to 50.0°C Tempature Range and 0.0 to 50.0 ppt, 0 to 20 mg/L Dissolved Oxygen Range by Oakton

High accuracy combined with economical pricing

These meters provide a great value. The ranges work to test water quality in wastewater, surface water, ground water, or drinking water. A clear LCD display shows results in ppm or mg/L with enunciators to aid in use and troubleshooting. Six simple buttons allow for freezing readings, toggling between display units and temperature results, setup, calibration, and automatic barometric and salinity compensation after manual parameter inputs. Additional benefits of the simple design allow you to view electrode slope, zero offset, and millivolt values for electrode diagnostics.

• Includes Galvanic dissolved oxygen probe, electrolyte solution, membrane caps,protective rubber boot, and batteries
• Low-maintenance, Galvanic probe requires no warm-up time

WD-35652-00 Precision pH Simulator by Oakton

Ideal for testing benchtop or handheld meters, controllers, and transmitters!

Wide range of output values - Simulate any of following pH values: 1.00, 1.68, 4.01 6.86, 7.00, 9.18, 10.01 and 12.45; and any of following mV values: 1800, 900, 390, 390, 900, and 1800. Push-button selection ensures chosen pH or mV values are exact and precise, unlike conventional simulators where manual tuning is necessary. High-impedance simulation closely matches typical electrode output characteristics.

• pH simulator is ideal for testing lab equipment

WD-35802-03 Ammonium NH4+ Double-junction Ion-Selective Electrode (ISE) by Oakton

Double junction makes these electrodes ideal even for rugged applications

Use these economical Ion Selective Electrodes (ISEs) with the ION 510 meter, pH 2500 Ion benchtop meter, or the Ion Acorn meters. They also are suitable for use with any other ion meter, or with any meter with 0.1 mV resolution. All ISEs feature a BNC connector and 3-ft cable.

ISE solution kits contain the solutions and accessories needed for calibration, sample preparation and measurement of ion concentration and activity. All solutions are supplied with MSDS (Material Safety Data Sheet) and have a value of 1000 ppm.

• Each features a BNC connector and 3-ft cable