Hanna Marine Nitrite Ultra Low Range Calibration Check Set - HI764-11 Hydor Adding Salt has a proven

Adding Salt has a proven track record and has been in the hobby for over 20 years

Potassium (K) range 15-30 ppm

plenum systems and refugiums

Watts: 100w

Hanna Marine Nitrite Ultra Low Range Calibration Check Set - HI764-11 Hydor Adding Salt has a provenDescription: The Marine Nitrite Ultra Low Range Checker HC Calibration Check Set HI764 11 provides a simple solution to validating the Nitrite Ultra Low Range CheckerHC HI764 that has a range of 0 to 200 ppb. 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