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Calibration solution pH 4
Art no 61351
Accurate pH meters need to be calibrated when they have been used for a while.
11 EUR | (13.75 EUR incl. vat) |
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Delivery - immediate
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Product description
Accurate pH meters need to be calibrated when they have been used for a while.
If you measure in liquids between pH 6 and pH 8, you calibrate using a pH 7 solution.
If you measure in very acidic/alkaline solutions, you also calibrate using a pH 4/pH 10 solution.
Pack: 230 ml.
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