Milwaukee Calibration Solution 7.01

Maintain accurate pH readings with Milwaukee's certified 7.01 calibration solution. This lab-grade buffer meets strict standards (±0.01 pH accuracy) and eliminates guesswork from manual mixing. Regular calibration—ideally monthly—ensures your electrode performs reliably and extends its operational lifespan. The light-sealed, tamper-proof bottle preserves solution integrity until use. Simply pour into a container, submerge your probe, and complete calibration in minutes. Essential for anyone serious about consistent, reproducible water chemistry measurements in reef and aquarium applications.