Hanna Marine Calcium Checker HC Calibration Check Set - HI758-11 810666006284 Ideal for full-time RVers

Ideal for full-time RVers

clogging spray arm holes (reducing cleaning power)

The filter has a 4-month lifespan or 1

Lot Number & Expiration Date: Full traceability stamped on each sachet for quality assurance

The EC readings are displayed with a 0

Hanna Marine Calcium Checker HC Calibration Check Set - HI758-11 810666006284 Ideal for full-time RVersThe Marine Calcium Checker HC Calibration Check Set HI758 11 provides a simple solution to validating the Marine Calcium Checker HC HI758 that has a range of 200 to 600 ppm calcium. This high quality set of standards is manufactured in our state of the art facility and comes supplied with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiration date for traceability when certifying the CheckerHC.