Milwaukee pH600AQ Digital pH Pen RO water testing Alarm: Activates when reading is

Alarm: Activates when reading is higher or lower than setpoint

99% mercury — removes this toxic heavy metal found in some municipal and well water supplies

Quick Cal solutions to calibrate pH and conductivity all at once with a single solution

Experience cleaner

Filter Reminder: Available through Filter Ease

Milwaukee pH600AQ Digital pH Pen RO water testing Alarm: Activates when reading isDIGITAL. SIMPLE. COMPACT. Over 200,000 people have relied on the Milwaukee pH600AQ compact pH pen tester to move from difficult to use and interpret pH strips to digital testing. SUMMARY The Milwaukee pH600AQ compact pen tester is specifically designed to help maintain aquariums and aquaculture. Keeping the proper pH improves results for aquarium fish and quality in a range of fish raised in aqulculture. Use digital accuracy to keep pH in your target