HM Digital PH-P7 pH 7.0 Buffer Solution - 20-Pack (20ml each) salinity tester light & air-sealed sachets

light & air-sealed sachets

Simple two-point calibration for increased accuracy with manual trimmers for easy adjustment

Most marine systems target 1

highly recommended)

Ideal for home

HM Digital PH-P7 pH 7.0 Buffer Solution - 20-Pack (20ml each) salinity tester light & air-sealed sachetsHM Digital PH P7 pH 7. 0 Buffer Solution 20 Pack Maintain accurate pH measurements with the HM Digital PH P7 pH 7. 0 Buffer Solution 20 Pack. This bulk pack of neutral calibration standards is perfect for labs, commercial operations, and frequent users who need reliable pH meter calibration. Key Features 20 Pack Value: Twenty 20ml packets for multiple calibrations and long term use pH 7. 0 Neutral Standard: Precise neutral point calibration for