Maintain perfect salinity and protect your marine investment with the HM Digital SAL-1700

68 (optimized for nutrient solutions)

M10010B (pH)

78 associated with brain and nervous system damage

Laboratory research & quality control testing

HM Digital PH-P7 pH 7.0 Buffer Solution - 20-Pack (20ml each) replaceable electrode Maintain perfect salinity and protectHM 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