HM Digital PH-BUF pH Buffer Variety Pack, 12x100ml
HM Digital PH-BUF pH Buffer Variety Pack, 12x100ml 891144 000069
*** Contents: 6 packets of 4.0 pH and 6 packets of 7.0 pH, each pack makes 100ml pH buffer.
For optimal performance, re-calibrate your pH meters on a regular basis. HM Digital's pH buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive and has an indefinite shelf life.
Make only what you need, when you need it.
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