Hach pH Buffer Solution Kit, Color-Coded, pH 4.01, pH 7.00 & pH 10.01, 4 L Bottles, 3-Pack, NIST-Traceable, for pH Electrode Calibration in Lab & Field, Airtight Packaging, 2507200

Hach pH Buffer Solution Kit, Color-Coded, pH 4.01, pH 7.00 & pH 10.01, 4 L Bottles, 3-Pack, NIST-Traceable, for pH Electrode Calibration in Lab & Field, Airtight Packaging, 2507200

• Traceable to NIST standard reference materials
• Designed for use with Hach meters portfolio and other meters.
• Supplied in an airtight packaging.
• Applications: Aquaculture, Boiler Water, Cooling Water, Groundwater, Industrial Wastewater, Influent for Wastewater, Membrane Protection, Municipal Water, Potable Water, Pre-Treatment, Primary Treatment, QA/QC Lab, Recreation/Pool, Secondary Treatment, Source Water, Steam Cycle, Tertiary Treatment, Water Conditioning, Water Cycle and Water Reuse
• Convenient 3-Pack of color-coded buffer solutions. They are recommended for automatic calibration and assure accuracy (pH is ±0.02 pH units).