Hanna Solutions Calibration Solution 4 - 500 ML

Hanna Solutions Calibration Solution 4 is a top-tier pH 4.01 calibration solution, celebrated for its exceptional quality and precision. The solution's label includes a lot number and expiration date, ensuring users of its reliability and transparency. It comes in a securely sealed, tamper-proof bottle, maintaining its quality and preventing contamination. Offering an impressive 5-year shelf life when unopened, it sets a new standard for longevity in calibration solutions. With an accuracy of +/- 0.01 pH at 25°C and a detailed temperature chart for accurate adjustments, it's an indispensable tool for precise pH measurements in various conditions.