HM Digital PH-P7 pH 7.0 Buffer Solution - 20-Pack (20ml each)

HM Digital PH-P7 pH 7.0 Buffer Solution - 20-PackMaintain 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 accurate pH measurements Fresh Every Time: Individual packets ensure fresh solution for each calibration Universal Compatibility: Works with HM Digital pH meters and other brands Lab-Grade Quality: Professionally formulated for reliable, consistent calibration Cost-Effective: Bulk packaging provides better value for frequent users ApplicationsIdeal for high-volume pH testing in: Commercial hydroponics operations Aquaculture facilities and fish farms Water treatment plants Food & beverage production facilities Laboratory testing environmen