HM Digital's pH buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive, easy to use, and has an indefinite shelf life.

pH Buffer Solution

SKU: PH-BUF
    • Each powder packet makes 100 ml of solution (when mixed with distilled or deionized water)
    • Accuracy: +/- 0.02 pH at 25°C
    • 3 packets of 4.0 pH
    • 6 packets of 7.0 pH
    • 3 packets of 10.01 pH
    • 1 empty 100 ml bottle
    • Preparation instructions