HORIBA LAQUAtwin pH-11 pH Down Acid Hanna calibration buffers have the

Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are airtight with a tamper-proof seal to ensure the quality of the solution

Installable in a few minutes

Water sensors EC

Good tolerance to bottom rot and highly suitable for hydroponic growing conditions

HORIBA LAQUAtwin pH-11 pH Down Acid Hanna calibration buffers have theThe only pocket meter that directly measures pH in 0. 1ml sample (or 0. 05ml sample with sampling sheet B). Unique sensor allows measurement of viscous liquids, solids, and even powder samples. No need for a beaker to calibrate your meter or measure a sample. Just place few drops of the standard or sample onto the flat sensor. This procedure saves you time and prevents wasting your precious sample. Minimum sample volume: 0. 1ml (0. 05ml with sampling