pH Measurement - A Guide to Monitoring

pH is related to the concentration of hydrogen ions in a solution and is a measure of acidity or alkalinity. In natural ecosystems it can vary from around 4.5, for acid peaty upland waters, to over 10.0 where there is intense photosynthetic activity.

HOBO pH and Temperature Data Logger

HOBO pH and Temperature Data Logger

The HOBO MX2501 pH and Temperature Data Logger is designed for long-term monitoring of pH in estuaries, lakes, streams, rivers, and oceans.

A211 pH Benchtop Meter

A211 pH Benchtop Meter

The Thermo Scientific™ Orion Star™ A221 pH Benchtop Meter measures pH, mV and temperature, durability and dependability is assured with this easy to use meter and is suitable for use both in the lab and field.

A214 pH/ISE Benchtop Meter

A214 pH/ISE Benchtop Meter

Gather information quickly and easily during any lab or application using the Thermo Scientific™ Orion Star™ A214 pH/ISE Benchtop Meter. This meter is known for its durability and dependability making it the perfect solution for every sample, every day.

EcoTestr pH 2

EcoTestr pH 2

The EcoTestr pH 2 is designed to provide fuss-free measurements on the go, it is ideal for taking quick pH measurments in a range of applications, its measurement range is from 0.0 to 14.0 pull pH range. The meter is covered by a 1 year meter warranty.

A111 pH Benchtop Meter

A111 pH Benchtop Meter

The Orion Star™ A111 pH Benchtop Meter is the accurate and easy-to-use instrument for taking simple pH measurements.

A216 pH/Dissolved Oxygen Benchtop Multiparameter Meter

A216 pH/Dissolved Oxygen Benchtop Multiparameter Meter

The Thermo Scientific™ Orion Star™ A216 pH/dissolved Oxygen Benchtop Multiparameter Meter is known for its durable and dependability making it perfect to use for every sample, every day.

A215 pH/Conductivity Benchtop Multiparameter Meter

A215 pH/Conductivity Benchtop Multiparameter Meter

The Thermo Scientific™ Orion Star A215 pH/Conductivity Benchtop Multiparameter Meter is the perfect instrument offering outstanding durability and dependability. It is ideal to use in a wide range of applications in any lab.

EcoTestr pH 1

EcoTestr pH 1

The EcoTestr pH 1 makes taking pH measurements a simple fuss-free process, superb accuracy is delivered by this value-for-money, quality pH tester. Measurements can be handled with from 0.0 to 14.0 full pH range.

AquaPro Multi-Input Process Analyzer

AquaPro Multi-Input Process Analyzer

The AquaPro, from Thermo Scientific, is a multi-input analyser which is far more than just 4 wire input meter. It provides a sophisticated analysis platform for use in a wide range of process applications.

AV38 DataStick Local Monitor and Controller

AV38 DataStick Local Monitor and Controller

The AV38 Local Monitor and Controller connects to any DataStick System to display sensor and temperature data, and control calibration, configuration and diagnostics. It has two 4 to 20 mA current outputs, two form C relays for alarm, control and wash, and a PID controller for use with pH and con...

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