Sper Scientific, Ltd. pH 4 Buffer - 3 Pack
The Sper Scientific pH 4 Buffer - 3 Pack (860008) consists of three bottles of pH 4.00 buffer solution, each containing 60 mL. These solutions are designed for calibrating pH meters to ensure accurate and reliable measurements. The buffer is color-coded for easy identification and is NIST traceable, providing confidence in calibration accuracy. The bottles are tightly sealed to prevent contamination and evaporation, maintaining the integrity of the solution. This product is suitable for laboratory, industrial, and field use, and is compatible with all pH meters that require calibration at pH 4.00.