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Precision Sensors, Probes & Meters | DO, pH & Flow Analysis

Precision Sensors, Probes, and Analytical Meters

Achieve absolute accuracy in your measurement and control processes with our comprehensive selection of sensors, probes, and meters. We provide a diverse range of high-performance instruments specifically engineered to monitor critical parameters in laboratory research, clinical diagnostics, and industrial manufacturing environments.

Specialized Measurement Solutions

We carry trusted industry brands including Mettler Toledo, Hamilton, Applikon, Sartorius, and VWR, ensuring your facility utilizes the most reliable sensing technology available.

Mettler Toledo Dissolved Oxygen Sensor InPro 6860i Lab Equipment::Bioreactors & Fermenters Mettler Toledo
Mettler Toledo Dissolved Oxygen Sensor InPro InPro6860i/12/120/nA Dissolved Oxygen Meters Mettler Toledo

Mettler Toledo Dissolved Oxygen Sensor InPro InPro6860i/12/120/nA

Mettler Toledo
$1,100.00 - $1,100.00
$1,100.00
$1,149.50
$1,149.50 - $1,149.50
$1,149.50
3 in stock

The Mettler Toledo 30014100 InPro6860i/12/120/nA Digital Optical Dissolved Oxygen Sensor is a sophisticated instrument designed for precise and rel...

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$1,100.00 - $1,100.00
$1,100.00
$1,149.50
$1,149.50 - $1,149.50
$1,149.50
Applikon LUMISENS Sensor DO2 Probe with Cover Sheath 185 mm MINIBIO 1000 - AC 5L Other Test, Measurement & Inspection Applikon
Applikon LUMISENS Sensor DO2 Probe with Cover Sheath 185 mm MINIBIO 1000 - AC 5L Other Test, Measurement & Inspection Applikon Save 5% Save %

Applikon LUMISENS Sensor DO2 Probe 185 mm MINIBIO 1000 - AC 5L

Applikon
$450.00
$450.00 - $450.00
$450.00
$427.50
$427.50 - $427.50
$427.50
Only 1 left!

The Applikon Z013018510 LUMISENS Sensor DO2 Probe is a specialized optical dissolved oxygen (DO2) sensor designed for highly accurate and stable me...

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$450.00
$450.00 - $450.00
$450.00
$427.50
$427.50 - $427.50
$427.50
Save 5% Save %
Mettler Toledo pH Probe InPro 3253/120/Pt10005 Lab Equipment::Other Lab Equipment Mettler Toledo
Mettler Toledo pH Probe InPro 3253/120/Pt10005 Lab Equipment::Other Lab Equipment Mettler Toledo Save 17% Save %

Mettler Toledo pH Probe InPro 3253/120/Pt10005

Mettler Toledo
$470.00
$470.00 - $470.00
$470.00
$391.88
$391.88 - $391.88
$391.88
12 in stock

The Mettler Toledo InPro 3253/120/Pt10005 pH Probe is a high-quality combination electrode designed for accurate and reliable pH and temperature me...

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$470.00
$470.00 - $470.00
$470.00
$391.88
$391.88 - $391.88
$391.88
Save 17% Save %
Broadley James OxyProbe Autoclavable Dissolved Oxygen Sensor 12 mm Dissolved Oxygen Meters Broadley James
Broadley James OxyProbe Autoclavable Dissolved Oxygen Sensor 12 mm Dissolved Oxygen Meters Broadley James
Save 81% Save %

Broadley James OxyProbe Autoclavable Dissolved Oxygen Sensor 120 mm

Broadley James
$2,735.00
$2,735.00 - $2,735.00
$2,735.00
$522.50
$522.50 - $522.50
$522.50
Only 1 left!

The Broadley-James D145 OxyProbe is a high-quality and reliable dissolved oxygen sensor specifically designed for use in bioprocess applications. I...

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$2,735.00
$2,735.00 - $2,735.00
$2,735.00
$522.50
$522.50 - $522.50
$522.50
Save 81% Save %
VWR Digital Manometer Vacuum/Pressure Gauge -15 PSI to 15 PSI Manometers/Air Pressure Meters VWR
VWR Digital Manometer Vacuum/Pressure Gauge -15 PSI to 15 PSI Manometers/Air Pressure Meters VWR
Sold out

VWR Digital Manometer Vacuum/Pressure Gauge -15 PSI to 15 PSI

VWR
$125.00
$125.00 - $125.00
$125.00
$104.50
$104.50 - $104.50
$104.50
Out of stock

The VWR 33500-084 Digital Manometer is a versatile instrument for measuring both vacuum and pressure. With a measurement range of -15 PSI to 15 PSI...

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$125.00
$125.00 - $125.00
$125.00
$104.50
$104.50 - $104.50
$104.50
Sold out
Applikon Dissolved Oxygen Probe 370 mm Lab Equipment: Other Lab Equipment Applikon
Applikon Dissolved Oxygen Probe 370 mm Lab Equipment: Other Lab Equipment Applikon
Save 65% Save %

Applikon Dissolved Oxygen Probe 370 mm

Applikon
$3,228.00
$3,228.00 - $3,228.00
$3,228.00
$1,140.00
$1,140.00 - $1,140.00
$1,140.00
Only 1 left!

The Applikon Z71202AP20 Dissolved Oxygen Probe is a specialized sensor designed for measuring dissolved oxygen levels in liquid media. The length o...

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$3,228.00
$3,228.00 - $3,228.00
$3,228.00
$1,140.00
$1,140.00 - $1,140.00
$1,140.00
Save 65% Save %
Dissolved Oxygen Sensor Cable T82 D4 Power Adapter for Hamilton DO Sensor Other Hamilton
Dissolved Oxygen Sensor Cable T82 D4 Power Adapter for Hamilton DO Sensor Other Hamilton
Save 17% Save %

Dissolved Oxygen Sensor Cable T82 D4 Power Adapter for Hamilton DO Sensor

Hamilton
$216.00
$216.00 - $216.00
$216.00
$180.00
$180.00 - $180.00
$180.00
10 in stock

The Hamilton 242413 Dissolved Oxygen Sensor Cable T82 D4 Power Adapter is designed to bridge the gap between modern optical dissolved oxygen (DO) s...

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$216.00
$216.00 - $216.00
$216.00
$180.00
$180.00 - $180.00
$180.00
Save 17% Save %
Mettler Toledo Polarographic Oxygen Sensor InPro 6820/12/120 Dissolved Oxygen Meters Mettler Toledo
Mettler Toledo Polarographic Oxygen Sensor InPro 6820/12/120 Dissolved Oxygen Meters Mettler Toledo
Save 14% Save %

Mettler Toledo Polarographic Oxygen Sensor InPro 6820/12/120

Mettler Toledo
$999.00
$999.00 - $999.00
$999.00
$855.00
$855.00 - $855.00
$855.00
Only 1 left!

The Mettler Toledo 52201012 Polarographic Oxygen Sensor InPro 6820/12/120 is a specialized instrument engineered to determine the concentration of ...

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$999.00
$999.00 - $999.00
$999.00
$855.00
$855.00 - $855.00
$855.00
Save 14% Save %
Vankel Vanderkamp Tap Density Tester 300 RPM 3 in. Diameter Dual Platform Other Test, Measurement & Inspection Vanderkamp
Vankel Vanderkamp Tap Density Tester 300 RPM 3 in. Diameter Dual Platform Other Test, Measurement & Inspection Vanderkamp
Save 67% Save %

Vankel Vanderkamp Tap Density Tester 300 RPM 3 in. Diameter Dual Platform

Vanderkamp
$3,000.00
$3,000.00 - $3,000.00
$3,000.00
$997.50
$997.50 - $997.50
$997.50
Only 1 left!

The Vankel (Vanderkamp) 10705 Tap Density Tester is a classic pharmaceutical instrument widely used to characterize the flow properties and compres...

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$3,000.00
$3,000.00 - $3,000.00
$3,000.00
$997.50
$997.50 - $997.50
$997.50
Save 67% Save %
Precision Systems Osmette II Osmometer Other Test, Measurement & Inspection Precision Systems
Precision Systems Osmette II Osmometer Other Test, Measurement & Inspection Precision Systems
Save 5% Save %

Precision Systems Osmette II Osmometer

Precision Systems
$400.00
$400.00 - $400.00
$400.00
$380.00
$380.00 - $380.00
$380.00
Only 1 left!

Precision Systems 5005 Osmette II Osmometer is a laboratory-grade freezing point osmometer designed for high-precision measurements using exception...

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$400.00
$400.00 - $400.00
$400.00
$380.00
$380.00 - $380.00
$380.00
Save 5% Save %
Hamilton VP6 Sensor Cable 1 m for DO Probe Other Leads & Probes Hamilton
Hamilton VP6 Sensor Cable 1 m for DO Probe Other Leads & Probes Hamilton
Save 65% Save %

Hamilton VP6 Sensor Cable 1 m for DO Probe

Hamilton
$412.00
$412.00 - $412.00
$412.00
$142.50
$142.50 - $142.50
$142.50
3 in stock

Hamilton 238999-4265 VP6 Sensor Cable 1 m for DO Probe is a specialized cable used to connect an oxygen sensing probe to its corresponding transmit...

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$412.00
$412.00 - $412.00
$412.00
$142.50
$142.50 - $142.50
$142.50
Save 65% Save %
Key Instruments Variable Flowmeter 5 LMP AIR with Magnifying Slot 200 PSIG Flow Meters Key Instruments
Key Instruments Variable Flowmeter 5 LMP AIR with Magnifying Slot 200 PSIG Flow Meters Key Instruments
Save 15% Save %

Key Instruments Variable Flowmeter 5 LMP AIR with Magnifying Slot 200 PSIG

Key Instruments
$100.00
$100.00 - $100.00
$100.00
$85.50
$85.50 - $85.50
$85.50
Only 1 left!

Key Instruments SSA537 Variable Flowmeter is a device used to measure and visually indicate the instantaneous flow rate of air. This type of meter ...

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$100.00
$100.00 - $100.00
$100.00
$85.50
$85.50 - $85.50
$85.50
Save 15% Save %
Precision Systems CON-TROL 290 mOsm Reference Solution 5 ml Ampules Pack of 12 Other Test, Measurement & Inspection Precision Systems
Precision Systems CON-TROL 290 mOsm Reference Solution 5 ml Ampules Pack of 12 Other Test, Measurement & Inspection Precision Systems
Save 15% Save %

Precision Systems CON-TROL 290 mOsm Reference Solution 5 ml Ampules Pack of 12

Precision Systems
$84.00
$84.00 - $84.00
$84.00
$71.25
$71.25 - $71.25
$71.25
2 in stock

Precision Systems 2202 CON-TROL 290 mOsm Reference Solution is a standardized quality control material used for the routine validation and calibrat...

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$84.00
$84.00 - $84.00
$84.00
$71.25
$71.25 - $71.25
$71.25
Save 15% Save %
Metrohm Double Pt-Wire Electrode for KFT Volumetry Other Test Meters & Detectors Metrohm
Metrohm Double Pt-Wire Electrode for KFT Volumetry Other Test Meters & Detectors Metrohm
Save 12% Save %

Metrohm Double Pt-Wire Electrode for KFT Volumetry

Metrohm
$806.00
$806.00 - $806.00
$806.00
$712.50
$712.50 - $712.50
$712.50
2 in stock

Metrohm 60338100 Double Pt-Wire Electrode is a specialized sensor used exclusively for potentiometric indication in Karl Fischer Titration Volumetr...

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$806.00
$806.00 - $806.00
$806.00
$712.50
$712.50 - $712.50
$712.50
Save 12% Save %
Perkin Elmer AVI Calibration Methane Cell Reference Material FT-IR Spectrometer Other Test Meters & Detectors Perkin Elmer
Perkin Elmer AVI Calibration Methane Cell Reference Material FT-IR Spectrometer Other Test Meters & Detectors Perkin Elmer
Save 41% Save %

Perkin Elmer AVI Calibration Methane Cell Reference Material FT-IR Spectrometer

Perkin Elmer
$216.00
$216.00 - $216.00
$216.00
$128.25
$128.25 - $128.25
$128.25
Only 1 left!

Perkin Elmer L125-0462 AVI Calibration Methane Cell is a high-purity, standardized reference material used to ensure the accuracy and performance o...

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$216.00
$216.00 - $216.00
$216.00
$128.25
$128.25 - $128.25
$128.25
Save 41% Save %
IN/US Systems Liquid Scintillation Cell 500 ul Other Test Meters & Detectors IN/US
IN/US Systems Liquid Scintillation Cell 500 ul Other Test Meters & Detectors IN/US
Save 75% Save %

IN/US Systems Liquid Scintillation Cell 500 ul

IN/US
$768.00
$768.00 - $768.00
$768.00
$190.00
$190.00 - $190.00
$190.00
Only 1 left!

IN/US Systems DI-BXX-38 Liquid Scintillation Cell 500 ul is a specialized, small-volume cell designed for use within an IN/US Systems Liquid Scinti...

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$768.00
$768.00 - $768.00
$768.00
$190.00
$190.00 - $190.00
$190.00
Save 75% Save %
Applikon Temperature Sensor Pt-100 200 mm Length Other Leads & Probes Applikon
Applikon Temperature Sensor Pt-100 200 mm Length Other Leads & Probes Applikon
Save 20% Save %

Applikon Temperature Sensor Pt-100 200 mm Length

Applikon
$448.00
$448.00 - $448.00
$448.00
$356.25
$356.25 - $356.25
$356.25
Only 1 left!

Applikon Z034150010 Temperature Sensor Pt-100 is a high-accuracy, resistance temperature detector (RTD) probe specifically designed for precise tem...

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$448.00
$448.00 - $448.00
$448.00
$356.25
$356.25 - $356.25
$356.25
Save 20% Save %
UVP UV/White Light Transilluminator 8 Watt 302 nm White UV 0.4 Amps Light & Lux Meters UVP
UVP UV/White Light Transilluminator 8 Watt 302 nm White UV 0.4 Amps Light & Lux Meters UVP
Save 27% Save %

UVP UV/White Light Transilluminator 8 Watt 302 nm White UV 0.4 Amps

UVP
$2,938.00
$2,938.00 - $2,938.00
$2,938.00
$2,137.50
$2,137.50 - $2,137.50
$2,137.50
Only 1 left!

The UVP (Analytik Jena) Model TMW-20 Transilluminator (Part Number 95-0415-04) is a specialized dual-purpose benchtop unit designed to save space b...

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$2,938.00
$2,938.00 - $2,938.00
$2,938.00
$2,137.50
$2,137.50 - $2,137.50
$2,137.50
Save 27% Save %
Hamilton OxyFerm Replacement Cathode Lot of 4 Other Leads & Probes Hamilton
Hamilton OxyFerm Replacement Cathode Lot of 4 Other Leads & Probes Hamilton

Hamilton OxyFerm Replacement Cathode Lot of 4

Hamilton
$166.25 - $166.25
$166.25
$166.25 - $166.25
$166.25
Only 1 left!

The Hamilton 237306 OxyFerm Replacement Cathode is a replacement cathode for use in Hamilton's OxyFerm sensors, which are used to measure dissolved...

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$166.25 - $166.25
$166.25
$166.25 - $166.25
$166.25
Marlin Type K Thermocouple Probe Round Pin 12 in Length Thermocouple Thermometers & Probes Marlin
Marlin Type K Thermocouple Probe Round Pin 12 in Length Thermocouple Thermometers & Probes Marlin
Save 56% Save %

Marlin Type K Thermocouple Probe Round Pin 12 in Length

Marlin
$87.00
$87.00 - $87.00
$87.00
$38.00
$38.00 - $38.00
$38.00
Only 1 left!

The Marlin LP-K Type K Thermocouple Probe is a temperature sensing device used for measuring a wide range of temperatures in various applications. ...

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$87.00
$87.00 - $87.00
$87.00
$38.00
$38.00 - $38.00
$38.00
Save 56% Save %
Masterflex Variable Area Flow Meter for Air 2.75 L/min with Hose Fitting Flow Meters MasterFlex
Masterflex Variable Area Flow Meter for Air 2.75 L/min with Hose Fitting Flow Meters MasterFlex
Save 39% Save %

Masterflex Variable Area Flow Meter for Air 2.75 L/min with Hose Fitting

MasterFlex
$101.00
$101.00 - $101.00
$101.00
$61.75
$61.75 - $61.75
$61.75
Only 1 left!

The Masterflex 68560-22 Variable Area Flow Meter is a specialized instrument used to measure and monitor the flow rate of air. It has a maximum flo...

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$101.00
$101.00 - $101.00
$101.00
$61.75
$61.75 - $61.75
$61.75
Save 39% Save %
Pharma Test Powder Density Tester Other Test, Measurement & Inspection Pharma Test
Pharma Test Powder Density Tester Other Test, Measurement & Inspection Pharma Test
Save 53% Save %

Pharma Test Powder Density Tester

Pharma Test
$3,000.00
$3,000.00 - $3,000.00
$3,000.00
$1,425.00
$1,425.00 - $1,425.00
$1,425.00
Only 1 left!

The Pharma Test PT-TD1 Tap Powder Density Tester is a laboratory instrument designed to measure the tapped or bulk density of powders and granules,...

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$3,000.00
$3,000.00 - $3,000.00
$3,000.00
$1,425.00
$1,425.00 - $1,425.00
$1,425.00
Save 53% Save %
Varian Flow Cell 0.1 cm for Cary 50 Flow Meters Varian
Varian Flow Cell 0.1 cm for Cary 50 Flow Meters Varian
Save 29% Save %

Varian Flow Cell 0.1 cm for Cary 50

Varian
$1,340.00
$1,340.00 - $1,340.00
$1,340.00
$950.00
$950.00 - $950.00
$950.00
6 in stock

The Varian 11-1315 Flow Cell is a specialized accessory designed for the Varian Cary 50 UV-Vis spectrophotometer. Its primary function is to enable...

View full details
$1,340.00
$1,340.00 - $1,340.00
$1,340.00
$950.00
$950.00 - $950.00
$950.00
Save 29% Save %
Key Instruments MR3000 Series Flow Meter Variable Area Flow Meters Key Instruments
Key Instruments MR3000 Series Flow Meter Variable Area Flow Meters Key Instruments
Save 33% Save %

Key Instruments MR3000 Series Flow Meter Variable Area

Key Instruments
$114.00
$114.00 - $114.00
$114.00
$76.00
$76.00 - $76.00
$76.00
2 in stock

The Key Instruments MR3A14BVBN is a variable area flow meter from the MR3000 series, a line of molded flow meters designed for measuring the flow o...

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$114.00
$114.00 - $114.00
$114.00
$76.00
$76.00 - $76.00
$76.00
Save 33% Save %

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