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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.

Applikon AppliSens BioBundle pH Sensor 235 mm D=12 K9

Applikon
Original price $1,222.00
Original price $1,222.00 - Original price $1,222.00
Original price $1,222.00
Current price $736.00
$736.00 - $736.00
Current price $736.00
2 in stock

The Applikon Z001042551 AppliSens BioBundle pH Sensor is a specialized pH electrode, 235 mm in length and 12 mm in diameter, specifically designed ...

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Original price $1,222.00
Original price $1,222.00 - Original price $1,222.00
Original price $1,222.00
Current price $736.00
$736.00 - $736.00
Current price $736.00
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Hamilton Oxyferm FDA VP 425 Dissolved Oxygen Probe 425 mm Length

Hamilton
Original price $3,392.00
Original price $3,392.00 - Original price $3,392.00
Original price $3,392.00
Current price $1,900.00
$1,900.00 - $1,900.00
Current price $1,900.00
Only 1 left!

The Hamilton 237544 OxyFerm FDA VP 425 is a dissolved oxygen (DO) sensor, measuring 425 mm in length, specifically engineered for highly demanding ...

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Original price $3,392.00
Original price $3,392.00 - Original price $3,392.00
Original price $3,392.00
Current price $1,900.00
$1,900.00 - $1,900.00
Current price $1,900.00
Save 44% Save %

Hamilton EasyFerm Plus PH Sensor Type Phi K8 425 mm Length

Hamilton
Original price $594.00
Original price $594.00 - Original price $594.00
Original price $594.00
Current price $475.00
$475.00 - $475.00
Current price $475.00
Only 1 left!

The Hamilton 238633-1573 EasyFerm Plus PH Sensor Type Phi K8 is a high-performance pH electrode, 425 mm in length, specifically engineered for dema...

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Original price $594.00
Original price $594.00 - Original price $594.00
Original price $594.00
Current price $475.00
$475.00 - $475.00
Current price $475.00
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Cole-Parmer 29041-56 pH Probe Electrode Autoclavable 420 mm

Cole-Parmer
Original price $443.00
Original price $443.00 - Original price $443.00
Original price $443.00
Current price $285.00
$285.00 - $285.00
Current price $285.00
3 in stock

The Cole-Parmer 29041-56 pH Probe Electrode is a specialized sensor designed for accurate and reliable pH measurement in demanding laboratory and b...

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Original price $443.00
Original price $443.00 - Original price $443.00
Original price $443.00
Current price $285.00
$285.00 - $285.00
Current price $285.00
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Vernier Oxygen Gas Sensor O2

Vernier
Original price $106.00
Original price $106.00 - Original price $106.00
Original price $106.00
Current price $85.50
$85.50 - $85.50
Current price $85.50
Only 1 left!

The Vernier 02-BTA Oxygen Gas Sensor is a specialized sensor designed to monitor gaseous oxygen levels in a variety of biology and chemistry experi...

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Original price $106.00
Original price $106.00 - Original price $106.00
Original price $106.00
Current price $85.50
$85.50 - $85.50
Current price $85.50
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CO2Meter Mini CO2 Monitor White with USB Cable

CO2Meter
Original price $170.00
Original price $170.00 - Original price $170.00
Original price $170.00
Current price $128.25
$128.25 - $128.25
Current price $128.25
Only 1 left!

The CO2Meter RAD-0301 Mini CO2 Monitor is a compact, white, desktop device designed to measure and display both carbon dioxide (CO2) concentration ...

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Original price $170.00
Original price $170.00 - Original price $170.00
Original price $170.00
Current price $128.25
$128.25 - $128.25
Current price $128.25
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Montreal Biotech Temperature Sensor PT1000 5-Pin DIN Connector Pack of 2 Sensors

Montreal Biotech
Original price $204.00
Original price $204.00 - Original price $204.00
Original price $204.00
Current price $118.75
$118.75 - $118.75
Current price $118.75
Only 1 left!

The Montreal Biotech 18900016 Temperature Sensor is a PT1000 type resistance temperature detector (RTD) designed for precise and accurate temperatu...

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Original price $204.00
Original price $204.00 - Original price $204.00
Original price $204.00
Current price $118.75
$118.75 - $118.75
Current price $118.75
Save 42% Save %

PerSeptive Biosystems Absorbance Detector UVIS-205

PerSeptive
Original price $750.00
Original price $750.00 - Original price $750.00
Original price $750.00
Current price $570.00
$570.00 - $570.00
Current price $570.00
Only 1 left!

The PerSeptive Biosystems 0205-9085 Absorbance Detector, also known as the UVIS-205, is a UV/Vis detector primarily used in High Performance Liquid...

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Original price $750.00
Original price $750.00 - Original price $750.00
Original price $750.00
Current price $570.00
$570.00 - $570.00
Current price $570.00
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Thermo Scientific Orion Model 350 PerpHecT LogR Meter

Thermo Scientific
Original price $90.00
Original price $90.00 - Original price $90.00
Original price $90.00
Current price $71.25
$71.25 - $71.25
Current price $71.25
Only 1 left!

The Thermo Scientific Orion Model 350 is a PerpHecT LogR Meter, which functions primarily as an advanced benchtop pH meter. The meter offers a broa...

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Original price $90.00
Original price $90.00 - Original price $90.00
Original price $90.00
Current price $71.25
$71.25 - $71.25
Current price $71.25
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YSI Ammonium ISE Kit for 2950 Analyzer

YSI
Original price $353.00
Original price $353.00 - Original price $353.00
Original price $353.00
Current price $225.00
$225.00 - $225.00
Current price $225.00
3 in stock

The YSI 2974 Ammonium ISE Kit is a specialized analytical consumable designed for the accurate and rapid measurement of ammonium ion concentration ...

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Original price $353.00
Original price $353.00 - Original price $353.00
Original price $353.00
Current price $225.00
$225.00 - $225.00
Current price $225.00
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QLA Dissolution Calibration Kit with Bubble Level and Ball Style Depth Set Tool

QLA
Original price $125.00
Original price $125.00 - Original price $125.00
Original price $125.00
Current price $71.25
$71.25 - $71.25
Current price $71.25
Only 1 left!

The Quality Lab Accessories Dissolution Calibration Kit is a set of tools designed to ensure the accurate and reliable operation of dissolution tes...

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Original price $125.00
Original price $125.00 - Original price $125.00
Original price $125.00
Current price $71.25
$71.25 - $71.25
Current price $71.25
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Traceable Long-Stem Thermometer and Non-Contact Tachometer with Case

Traceable
Original price $175.00
Original price $175.00 - Original price $175.00
Original price $175.00
Current price $166.25
$166.25 - $166.25
Current price $166.25
Only 1 left!

The Traceable 4352 Long Stem Thermometer with Cover Sleeve is a digital thermometer designed for a variety of laboratory and field applications. Th...

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Original price $175.00
Original price $175.00 - Original price $175.00
Original price $175.00
Current price $166.25
$166.25 - $166.25
Current price $166.25
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Mettler Toledo Dissolved Oxygen Sensor Polarographic

Mettler Toledo
Original price $250.00
Original price $250.00 - Original price $250.00
Original price $250.00
Current price $225.00
$225.00 - $225.00
Current price $225.00
Only 1 left!

The Mettler Toledo 341003045 is a polarographic dissolved oxygen (DO) sensor, a specialized instrument engineered to determine the concentration of...

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Original price $250.00
Original price $250.00 - Original price $250.00
Original price $250.00
Current price $225.00
$225.00 - $225.00
Current price $225.00
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Hach Benchtop Dual pH and ISE Meter H-Series with Bluetooth

Hach
Original price $512.00
Original price $512.00 - Original price $512.00
Original price $512.00
Current price $465.50
$465.50 - $465.50
Current price $465.50
Only 1 left!

The Hach H260G Benchtop Dual pH and ISE Meter is a sophisticated laboratory instrument designed for precise electrochemical measurements. This mete...

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Original price $512.00
Original price $512.00 - Original price $512.00
Original price $512.00
Current price $465.50
$465.50 - $465.50
Current price $465.50
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Avantium Crystallization System Crystal 16 with Power Box

Avantium
Original price $1,700.00
Original price $1,700.00 - Original price $1,700.00
Original price $1,700.00
Current price $1,140.00
$1,140.00 - $1,140.00
Current price $1,140.00
Only 1 left!

The Avantium Crystallization System Crystal 16 with Power Box is a laboratory instrument designed to automate and accelerate the process of crystal...

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Original price $1,700.00
Original price $1,700.00 - Original price $1,700.00
Original price $1,700.00
Current price $1,140.00
$1,140.00 - $1,140.00
Current price $1,140.00
Save 33% Save %

J-KEM Compact Timer Power Controller Type T with Temperature Range -200 C -250 C

J-KEM
Original price $1,782.00
Original price $1,782.00 - Original price $1,782.00
Original price $1,782.00
Current price $1,140.00
$1,140.00 - $1,140.00
Current price $1,140.00
Only 1 left!

The J-KEM Gemini Compact Timer Power Controller Type T is a laboratory instrument designed for precise temperature control and automated operation....

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Original price $1,782.00
Original price $1,782.00 - Original price $1,782.00
Original price $1,782.00
Current price $1,140.00
$1,140.00 - $1,140.00
Current price $1,140.00
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Chemglass Thermocouple Adapter 1/4 in. PTFE for 24/40 Joint Total of 2 Adapters

Chemglass
Original price $63.00
Original price $63.00 - Original price $63.00
Original price $63.00
Current price $52.25
$52.25 - $52.25
Current price $52.25
2 in stock

The Chemglass CG-1048-A-05 Thermocouple Adapter is a versatile laboratory accessory designed to connect thermocouples to glassware with a 24/40 inn...

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Original price $63.00
Original price $63.00 - Original price $63.00
Original price $63.00
Current price $52.25
$52.25 - $52.25
Current price $52.25
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Chemglass Thermocouple Adapter 1/8 in. PTFE for 24/40 Joint Total of 2 Adapters

Chemglass
Original price $63.00
Original price $63.00 - Original price $63.00
Original price $63.00
Current price $52.25
$52.25 - $52.25
Current price $52.25
Only 1 left!

The Chemglass CG-1048-A-04 Thermocouple Adapter is a versatile laboratory accessory designed to connect thermocouples to glassware with a 24/40 inn...

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Original price $63.00
Original price $63.00 - Original price $63.00
Original price $63.00
Current price $52.25
$52.25 - $52.25
Current price $52.25
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Hamilton pH Sensor EasyFerm Plus PHI VP 120 Pt100

Hamilton
Original price $308.00
Original price $308.00 - Original price $308.00
Original price $308.00
Current price $256.50
$256.50 - $256.50
Current price $256.50
Only 1 left!

The Hamilton 238633-1111 EasyFerm Plus PHI VP 120 pH Sensor is a high-performance pH electrode designed for accurate and reliable measurement in bi...

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Original price $308.00
Original price $308.00 - Original price $308.00
Original price $308.00
Current price $256.50
$256.50 - $256.50
Current price $256.50
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Siemens RAPIDLAB 248 PH and Gas Analyzer

Siemens
Original price $950.00
Original price $950.00 - Original price $950.00
Original price $950.00
Current price $475.00
$475.00 - $475.00
Current price $475.00
2 in stock

The Siemens RAPIDLAB 248 PH and Gas Analyzer is a comprehensive solution designed for precise and efficient pH and gas measurements. Engineered wit...

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Original price $950.00
Original price $950.00 - Original price $950.00
Original price $950.00
Current price $475.00
$475.00 - $475.00
Current price $475.00
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Hamilton FDA VP 225 OxyFerm Dissolved Oxygen Sensor 225 mm

Hamilton
Original price $450.00
Original price $450.00 - Original price $450.00
Original price $450.00
Current price $405.00
$405.00 - $405.00
Current price $405.00
2 in stock

The Hamilton FDA VP 225 OxyFerm is a dissolved oxygen sensor designed for accurate and reliable monitoring of oxygen levels in bioprocesses. This s...

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Original price $450.00
Original price $450.00 - Original price $450.00
Original price $450.00
Current price $405.00
$405.00 - $405.00
Current price $405.00
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Hamilton EasyFerm Plus VP 225 pH Sensor - Used Great Condition

Hamilton
Original price $210.00
Original price $210.00 - Original price $210.00
Original price $210.00
Current price $171.00
$171.00 - $171.00
Current price $171.00
2 in stock

The Hamilton 238634 EasyFerm Plus VP 225 pH Sensor is a high-quality instrument designed to provide accurate and reliable pH measurement across a r...

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Original price $210.00
Original price $210.00 - Original price $210.00
Original price $210.00
Current price $171.00
$171.00 - $171.00
Current price $171.00
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Mettler Toledo pH Sensor InLab Expert Go-ISM

Mettler Toledo
Original price $331.00
Original price $331.00 - Original price $331.00
Original price $331.00
Current price $275.50
$275.50 - $275.50
Current price $275.50
Only 1 left!

Introducing the Mettler Toledo 51344102 pH Sensor InLab Expert Go-ISM. This cutting-edge product by Mettler Toledo combines advanced technology wit...

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Original price $331.00
Original price $331.00 - Original price $331.00
Original price $331.00
Current price $275.50
$275.50 - $275.50
Current price $275.50
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Mettler Toledo pH Probe InLab Routine pH Electrode with Solution

Mettler Toledo
Original price $188.00
Original price $188.00 - Original price $188.00
Original price $188.00
Current price $156.75
$156.75 - $156.75
Current price $156.75
Only 1 left!

Introducing the Mettler Toledo 51343050 pH Probe InLab Routine pH Electrode with Solution. This high-quality pH electrode, manufactured by Mettler ...

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Original price $188.00
Original price $188.00 - Original price $188.00
Original price $188.00
Current price $156.75
$156.75 - $156.75
Current price $156.75
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