Code: EDUCPHB1404
Technical Buffer Solutions are available in 500ml, 1 litre, 1 Gallon*, and handy 20ml sachets in packs of 10 or 25 for on-site or field use.
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Achieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values, Hanna has a certified value calibration solution with an accuracy of ±0.01pH @ 25°C for all requirements. The pH 4.01 buffer is available in a 500mL bottle, one of the most commonly used buffer solutions. It is extremely stable and represents the mid-way point in the acid range of the pH scale - ideal for those requiring an accurate acid reading, particularly those working in water purification plants, the food industry, and wherever the pH is expected to be acidic.
All solutions show a batch number, an expiry date, and the correlation table between pH and temperature
Prepared to NIST standards
Sealed with an air tight, tamper-proof seal to prevent any CO2 from entering and causing a change in the pH buffer value
Buffer solutions should be stored at 25°C, away from direct sunlight for accurate readings