Product information "Select Flow Cell"
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Product number: 890687
Size of bottle: 250 ml | pH buffer: pH 4.01 (±0,01pH @25°C)
High quality pH buffer solution for calibration of your pH electrodes Our 250 ml bottle is characterized by a special hygienic closure, which protects the pH buffer solution from contamination. To provide the required buffer, simply squeeze the bottle together and enough buffer solution is delivered to the upper part of the bottle to perform a calibration.red colored