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4.76/5tm-tsbp
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    Poeder voor aanmaken ijkvloeistof Voor ijken pH meter1xpH6.86 + 1xpH4.00
    Calibration solution for your pH-meter. Suitable for every type of pH-meter. Very easy to create with 250 ml of water. It is recommended to calibrate the pH-meter 3 times a year to ensure reliable values. Read more
    Free shipping from €80
    Ordered before 23:59, shipped the next business day
    Delivery from our own stock
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