Premium quality pH 7.01 calibration solution is accurate to ±0.01 pH. This solution is designed to help you acheive repeatable and reliable pH measurements while extending the life of your electrode.

• Bottle Size: 230 mL
• Reliable Readings: Use MA9007 solution to calibrate test tools
• To use: Pour solution into a beaker or container and inser the test tool to start the calibration process
• Frequency: Perform calibration tests once per month for best results

Milwaukee’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened 500 mL bottle.