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Review 4.00 pH Calibration Fluid

4.00 pH Calibration Fluid

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€3,00
29 in stock
4.00 pH calibration fluid for use with pH probes of Neptune Systems.
Ordered before 22:00, shipped the same day.
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Description

pH Calibration Solution 4.01

Use this solution to calibrate your pH probe primarily when you will be using it in a low-pH application such as a calcium reactor. It is not usually used to calibrate your pH probe for use in your aquarium itself.