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pH Sensor InPro3253i/SG/225

The InPro 3253i SG/225 is a digital, pre-pressurized, low maintenance ISM pH & ORP sensor combined with a temperature sensor for in-line measurement in demanding applications. The 225 mm version is optimal for medium installation lengths.

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pH Sensor InPro3253i/SG/325

The InPro 3253i SG/325 is a digital, pre-pressurized, low maintenance ISM pH & ORP sensor combined with a temperature sensor for in-line measurement in demanding applications. The 325 mm version is optimal for medium to long installation lengths.

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pH Sensor InPro3253i/SG/425

The InPro 3253i SG/425 is a digital, pre-pressurized, low maintenance ISM pH & ORP sensor combined with a temperature sensor for in-line measurement in demanding applications. The 425 mm version is optimal for long installation lengths.

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pH Sensor InPro3253/120/PT100

The InPro 3253 120/PT100 is a pre-pressurized, liquid filled, low maintenance pH sensor combined with a PT100 temperature sensor for in-line measurement in demanding applications. The 120 mm version is optimal for short installation lengths.

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pH Sensor InPro3253/225/PT1000

The InPro 3253 225/PT1000 is a pre-pressurized, liquid filled, low maintenance pH sensor combined with a PT1000 temperature sensor for in-line measurement in demanding applications. The 225 mm version is optimal for medium installation lengths.

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pH Sensor InPro3253/250/PT100

The InPro 3253 250/PT100 is a pre-pressurized, liquid filled, low maintenance pH sensor combined with a PT100 temperature sensor for in-line measurement in demanding applications. The 250 mm version is optimal for medium installation lengths.

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What are in-line pH buffer solutions?

In-line pH buffer solutions are special solutions used in the calibration and maintenance of in-line pH sensors. They require traceable certification to ensure accurate calibration and allow for audit-proof documentation.

What is the tolerance of METTLER TOLEDO technical buffers?

Technical buffers are pH buffer solutions that come with a certificate from METTLER TOLEDO. The precision of the buffers is ± 0.02 pH units.

What calibration points should I use?

Calibration should cover the range of the desired measurement values. The most common pH sensor calibration method is two-point calibration.