Hanna (HI98128) pHep 5pH-Temperature Tester, 6-25-64" Length x 1-19-32" Width x 1" Height QMP (QMP301) Residential RO Membrane Housing w/ 90° Ports and most other brands using

and most other brands using the industry-standard 10" housing format

with no burrs or deformation

ideal for post-RO polishing and applications requiring ultrapure water

built-in Display LCD with hold and freeze functions for recording data Power Supply 4 x 1

Hanna (HI98128) pHep 5pH-Temperature Tester, 6-25-64" Length x 1-19-32" Width x 1" Height QMP (QMP301) Residential RO Membrane Housing w/ 90° Ports and most other brands usingHanna Instruments HI98128 pHep 5 pH & Temperature Tester Waterproof pocket meter with 0. 01 pH resolution, automatic calibration, and replaceable electrode for accurate testing anywhere 0. 01 pH Resolution Waterproof IP67 Auto Calibration Replaceable Electrode The Hanna HI98128 pHep 5 combines laboratory accuracy with field durability in a pocket sized tester. Automatic two point calibration and built in temperature compensation ensure reliable pH