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- Calcium Hardness UH (50 tests)
accurate results with EZ-3 Method
or monthly (according to your frequency of using the Acrylic Calibration Stick)
Ideal for checking well water
Simply dip an eXact Strip into the water sample for 20 seconds using a gentle back and forth motion
SenSafe® John's Copper Meter_LEADQuick - Calcium Hardness UH (50Check your Copper with Confidence using our SenSafe John's Copper Check. Featuring our patented Aperture Technology, make sure your Copper levels are where you want them to be. Contains 25 tests. Safe and non Hazardous Low detection levels No interference from Iron. This water quality test promises to be an attractive alternative to wet chemical copper tests for several reasons: There are no hazardous chemicals to mix (an MSDS is not required); Quick
