Sensafe eXact® Strip Micro Calcium Hardness (486668-K CA)



The eXact® Strip Micro Calcium Hardness incorporates the patented eXact® reagent delivery system created by Industrial Test Systems, Inc. which is ideal for technical and non-technical users. By dipping the eXact® strip into a photometer cell, the exact amount of reagent is released into the water causing a change in color or turbidity. The change is measured by an eXact® photometer giving the user fast and accurate results.

Bottle of 50 Tests

  • Made in the USA
  • Store in a cool, dry place (below 90 degrees F) away from direct sunlight.
  • Read the directions before beginning any test.
  • Keep Out Of Reach Of Children
  • Simple 20 second test