Growth Technology pH Buffer 4 - 1L varo__2 x 1L Model SE-A250-J01 Dimension 859mm (L)

Model SE-A250-J01 Dimension 859mm (L) x 353mm(H) Duct Size 10“|250mm Rated Voltage 110V~120V | 220V~240V Max

Trimming Capacity - Up to 7 pounds (3

Perfectly compatible with Bluelab pH pens

9 – is built using high quality

Growth Technology pH Buffer 4 - 1L varo__2 x 1L Model SE-A250-J01 Dimension 859mm (L)pH BUFFER 4 These are solutions of known and exact pH. If your pH meter doesnt read pH 7 (or pH 4) when the probe is put into the buffer then the meter is wrong and needs calibrating. We recommend that the meter is checked with pH 7 Buffer at least once a week, and checked with pH 4 buffer at least monthly. Each pH meter comes with instructions on how to calibrate the meter. Pour enough buffer from the bottle to cover the glass end of the probe when