JBL - Standard buffer solution pH 4.0

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€6.99

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Professional use of pH electrodes for aquariums: calibration liquid for pH 4.0 electrodes.
Easy to use: fill the test tube with buffer solution. Remove the electrode from the water. Immerse and rinse the electrode according to the instructions.
No falsification of pH: precise measurement thanks to the calibration of the electrode.
Safe storage: small bottle with screw cap. For multiple use.

Product Details

Reference JB128

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JBL - Standard buffer solution pH 4.0 - 50ml

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