pH and EC Control

Terra Aquatica Liquid pH Test Kit provides a color-based reading of the pH of a nutrient solution without an electronic meter.

Features and purpose

• Volume: 30 ml.
• Range: pH 4.0 to 8.5.
• Up to 500 tests, according to the manufacturer.

Operation and compatibility

Fill the supplied test tube halfway, add two drops of indicator, shake, and compare the color with the scale. A color test should not be presented as having the resolution of a digital pH meter.

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Milwaukee pH 7.01 buffer solution for calibrating a compatible pH meter.

Features and intended use

• Nominal value: pH 7.01.
• Package size: 20 ml.
• Intended use: checking and calibrating pH, according to the meter’s procedure.

Use and compatibility

Pour a fresh portion into a clean container and wait for a stable reading. Follow the temperature chart on the label, where applicable. Do not pour the used portion back into the bottle. The buffer is not a product for adjusting the pH of a reservoir.

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Milwaukee pH 4.01 buffer solution for calibrating a compatible pH meter.

Features and intended use

• Nominal value: pH 4.01.
• Package: 20 ml.
• Purpose: checking and calibrating pH according to the meter's procedure.

Use and compatibility

Pour a fresh portion into a clean container and wait for a stable reading. Follow the temperature table on the label, where applicable. Do not return used solution to the bottle. The buffer is not intended for adjusting the pH of a reservoir.

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Milwaukee electrical conductivity standard, 1413 µS/cm, for compatible EC meters.

Features and intended use

• Nominal EC value: 1413 µS/cm.
• Package size: 20 ml.
• Used for testing or calibration when the specific meter supports this standard value.

Operation and compatibility

Follow the manual for the selected model. Some EC meters are factory-calibrated, and the standard is used for testing after cleaning. Use a fresh portion without contaminating the remaining solution.

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Milwaukee MA9015 is a storage solution for compatible pH electrodes.

Features and intended use

• Package: 230 ml.
• Purpose: to keep the pH glass membrane and reference junction hydrated.

Use and compatibility

After measuring, rinse the electrode and add the prescribed amount of solution to the protective cap. Do not use distilled, deionized, or reverse osmosis water for long-term storage of a pH electrode. Refilling inside the electrode is permitted only with a refillable probe and an expressly compatible electrolyte.

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Milwaukee PH600 is a compact digital tester for the pH of liquid samples.

Features and intended use

• pH range: 0.0 to 14.0.
• Resolution: 0.1 pH.
• Accuracy: ±0.1 pH.
• Manual one-point calibration.

Operation and compatibility

Calibrate using the specified buffer, wait for a stable reading, and store the probe in a suitable solution. Decimal places in a description do not increase the display resolution.

Warranty under the store offer

• device warranty: 1 year
• sensor warranty: 6 months

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Milwaukee pH 10.01 buffer solution for calibrating a compatible pH meter.

Features and intended use

• Nominal value: pH 10.01.
• Package size: 20 ml.
• Intended use: pH testing and calibration according to the meter's procedure.

Operation and compatibility

Pour a fresh portion into a clean container and wait for a stable reading. Follow the temperature chart on the label where applicable. Do not return the used portion to the bottle. The buffer is not a product for adjusting the pH of the reservoir.

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Milwaukee Electrode Rinse Solution is a solution for rinsing an electrode between samples or calibration solutions.

Features and purpose

• Sachet: 20 ml.
• Purpose: rinsing and limiting the transfer of contaminants.

Use and compatibility

The rinse solution serves a different purpose from the cleaning concentrate and storage solution. Follow the maintenance procedure for the specific electrode.

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Milwaukee electrical conductivity standard, 12 880 µS/cm, for compatible EC meters.

Features and intended use

• Nominal EC value: 12 880 µS/cm.
• Package size: 20 ml.
• Used for testing or calibration when the specific meter supports this standard value.

Operation and compatibility

Follow the manual for the selected model. Some EC meters are factory-calibrated, and the standard is used for testing after cleaning. Use a fresh portion without contaminating the remaining solution.

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Milwaukee MA9016 is a specialized cleaning solution for compatible pH electrodes.

Features and intended use

• Volume: 230 ml.
• Removes contaminants that may slow the response or make calibration difficult.

Use and compatibility

Follow the treatment time specified in the electrode manual and on the solution label. After cleaning, rinse, hydrate if necessary, and calibrate. Do not use the cleaning solution as a permanent storage solution.

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Milwaukee CD611 measures the electrical conductivity of liquids.

Features and intended use

• Range: 0 to 19,900 µS/cm.
• Resolution: 100 µS/cm.
• Manual single-point EC calibration.
• Manufacturer-recommended standard: 12,880 µS/cm.

Use and compatibility

EC is measured directly. Conversion to TDS/ppm requires a selected factor and is not a separate measurement of each nutrient. Temperature compensation does not mean a separate temperature reading is provided.

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For CD611: Milwaukee, 12,880 µS/cm EC standard, 20 ml sachet.

Milwaukee pH51 is a pH tester with a replaceable MA73600 electrode.

Features and purpose

• Range: pH 0.0 to 14.0.
• Resolution: 0.1 pH.
• Accuracy: ±0.1 pH.
• Manual two-point calibration.

Use and compatibility

Prepare the probe and calibrate it according to the manual. Keep the pH electrode hydrated with a suitable solution.

Warranty under the store offer

• meter warranty: 1 year
• probe warranty: 6 months

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Milwaukee pH55 measures pH and temperature with automatic temperature compensation.

Features and intended use

• pH range: −2.0 to 16.0.
• pH accuracy: ±0.1.
• Automatic one- or two-point calibration.
• Replaceable MI56P electrode.

Operation and compatibility

Allow the sample to reach temperature equilibrium and wait for a stable reading. Replace the electrode with the specified model.

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Bluelab pH 7.0 buffer solution for calibrating a compatible pH meter.

Features and intended use

• Nominal value: pH 7.0.
• Packaging: 250 ml.
• Intended use: pH checking and calibration, according to the meter’s procedure.

Operation and compatibility

Pour a fresh portion into a clean container and wait for a stable reading. Follow the temperature chart on the label when applicable. Do not return a used portion to the bottle. The buffer is not intended for adjusting the pH of a reservoir.

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Bluelab pH 7.0 buffer solution for calibrating a compatible pH meter.

Features and intended use

• Nominal value: pH 7.0.
• Package size: 18 ml.
• Intended use: checking and calibrating pH, according to the meter's procedure.

Operation and compatibility

Pour a fresh portion into a clean container and wait for a stable reading. Follow the temperature table on the label when applicable. Do not return the used portion to the bottle. The buffer is not a product for adjusting the pH of the reservoir.

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Bluelab pH 4.0 buffer solution for calibrating a compatible pH meter.

Features and intended use

• Nominal value: pH 4.0.
• Package size: 250 ml.
• Intended use: checking and calibrating pH, according to the meter’s procedure.

Use and compatibility

Pour a fresh portion into a clean container and wait for a stable reading. Follow the temperature chart on the label, where applicable. Do not pour the used portion back into the bottle. The buffer is not a product for adjusting the pH of a reservoir.

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Neudorff Bodentest is a kit for determining the pH of a soil sample.

Features and intended use

• Intended use: soil pH test.
• Test a sample and read the result according to the kit instructions.

Use and compatibility

Take a representative soil sample and follow the steps on the package. This is a soil test, not an electronic EC meter.

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Milwaukee EC60 measures electrical conductivity, calculated TDS and temperature.

Features and intended use

• EC range: 0 to 20 mS/cm.
• TDS range: 0 to 10 ppt.
• Temperature range: 0 to 60°C.
• Automatic one-point EC calibration.

Operation and compatibility

TDS is derived from EC using a conversion factor. Check the settings and specified EC standard for the EC60 before comparing readings with another device.

Warranty under the store offer

• Manufacturer's warranty - 2 years for the device, 6 months for the sensor. Does not cover mechanical damage or improper use!

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Bluelab pH Pen measures the pH and temperature of a liquid solution.

Features and intended use

• pH range: 0.0 to 14.0.
• pH accuracy at 25°C: ±0.1.
• Two-point pH calibration.

Use and compatibility

Use the specified buffers and KCl storage solution. The standard pH Pen is not equivalent to the PenPlus with its replaceable module.

Store offer warranty

• 1-year warranty

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Bluelab conductivity standard, 2.77 mS/cm, for compatible EC meters.

Features and intended use

• Nominal EC value: 2.77 mS/cm.
• Package size: 250 ml.
• Used for checking or calibration when the specific meter supports this standard value.

Operation and compatibility

Follow the instructions for the selected model. Some EC meters are factory-calibrated, and the standard is used for checking after cleaning. Use a fresh portion without contaminating the remaining solution.

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Essentials CF Standard, a 2.8 mS/cm electrical conductivity standard for compatible EC meters.

Features and intended use

• Nominal EC value: 2.8 mS/cm.
• Packaging: 30 ml.
• Used for checking or calibration when the specific meter supports this standard value.

Operation and compatibility

2.8 mS/cm = 2800 µS/cm. Check the reference temperature on the specific sachet. Follow the manual for the selected model. Some EC meters are factory-calibrated, and the standard is used for checking after cleaning. Use a fresh portion without contaminating the remaining solution.

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Bluelab pH 4.0 buffer solution for calibrating a compatible pH meter.

Features and purpose

• Nominal value: pH 4.0.
• Package: 18 ml.
• Purpose: pH checking and calibration, according to the meter's procedure.

Use and compatibility

Pour a fresh portion into a clean container and wait for a stable reading. Follow the temperature chart on the label where applicable. Do not return the used portion to the bottle. The buffer is not a product for adjusting the pH of the reservoir.

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Milwaukee C66 is an EC tester with a replaceable electrode.

Features and purpose

• EC range: 0.00 to 10.00 mS/cm.
• Resolution: 0.01 mS/cm.
• Accuracy: ±2% of full scale.
• Manual one-point calibration.

Operation and compatibility

Follow the instructions for preparation, standard, and temperature equilibration. Check the electrode's cleanliness if readings are unstable or low.

Warranty under the store offer

• meter warranty: 1 year
• electrode warranty: 6 months

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Bluelab KCl is a storage solution for compatible pH electrodes.

Features and purpose

• Package size: 100 ml.
• Purpose: to keep the pH glass membrane and reference junction hydrated.

Operation and compatibility

After measuring, rinse the electrode and add the prescribed amount of solution to the protective cap. Do not use distilled, deionized, or reverse-osmosis water for long-term storage of a pH electrode. Refilling the electrode is permitted only with a refillable probe and an explicitly compatible electrolyte.

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pH 7.01 buffer solution for calibrating a compatible pH meter.

Features and intended use

• Nominal value: pH 7.01.
• Package size: 300 ml.
• Intended use: pH checking and calibration, according to the meter's procedure.

Use and compatibility

Pour a fresh portion into a clean container and wait for a stable reading. Follow the temperature chart on the label where applicable. Do not return the used portion to the bottle. The buffer is not a product for adjusting the pH of a reservoir.

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The Bluelab Soil pH Pen is designed for pH measurements in soil, growing media, and solutions.

Features and intended use

• pH range: 0.0 to 14.0.
• pH accuracy at 25°C: ±0.1.
• Two-point pH calibration.

Use and compatibility

Prepare the sample according to the instructions and avoid putting mechanical stress on the glass tip. Keep the electrode hydrated.

Warranty under the store offer

• 1-year warranty

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Milwaukee Pocket MI6000 is a set of separate pH and EC testers.

Features and intended use

• PH600 pH tester.
• CD611 EC tester.

Operation and compatibility

Calibrate each meter with its prescribed standard. The two meters have different probes, measurement principles and storage requirements.

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For the CD611: Milwaukee, EC standard 12 880 µS/cm, 20 ml sachet.

Bluelab Probe Care Kit is a maintenance kit for pH and electrical conductivity probes.

Features and intended use

• Kit variant: pH and electrical conductivity.
• Cleaning and testing supplies according to the specific kit contents.

Operation and compatibility

Distinguish between pH calibration and EC testing. Follow the procedure for the specific probe and check the offer contents before ordering.

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Milwaukee pH 7.01 buffer solution for calibrating a compatible pH meter.

Features and intended use

• Nominal value: pH 7.01.
• Package size: 230 ml.
• Intended use: pH checking and calibration, according to the meter's procedure.

Use and compatibility

Pour a fresh portion into a clean container and wait for a stable reading. Follow the temperature chart on the label where applicable. Do not return the used portion to the bottle. The buffer is not a product for adjusting the pH of a reservoir.

Browse pH buffers and solutions.