pH 7 Buffer Solution, pH Calibration Solution, 4 Gallons, pH Meter Calibration Solution, NIST Traceable Reference Standard, Designed for All pH Meters, 4 x 3.8 Liters

When it comes to our customer’s satisfaction, there’s no room for compromise. Our products are guaranteed to deliver beyond your expectations. Why is this product for you?You can use this buffer with virtually all pH meters to calibrate the solution and find out its pH with accuracy. It is color coded yellow and ships in a gallon bottle labeled with the pH vs. temperature tables for accurate calibration reference.Some of the amazing features of this product:Premium pH 7 buffer solutionQuantity: 4 GallonsColor-coded yellowHeavy-duty gallon containerLabeled with the pH vs. temperature tables for accurate calibrationAccuracy: +/- 0.02 at 25-degrees CNIST traceable reference standardCan be used with all pH metersMade in the USA