Hanna (HI93746-01) Iron Reagent kit for 50 tests (Fe LR) 30 inch x 2.5 inch Filters It fits standard E-Series filter

It fits standard E-Series filter housings with proprietary threaded connections

The double-junction design provides superior reference stability in samples with high ionic strength or contaminating ions

Mark your installation date on the filter with a permanent marker to track replacement intervals

and backwashing carbon filters

5-inch diameter fit tight spaces under sinks

Hanna (HI93746-01) Iron Reagent kit for 50 tests (Fe LR) 30 inch x 2.5 inch Filters It fits standard E-Series filterThe Hanna HI93746 01 Iron Reagent kit delivers 50 precise low range iron tests for use with compatible Hanna photometers and colorimeters. This reagent set uses the phenanthroline method to accurately measure iron concentrations in drinking water, well water, and treated water systems. SPECIFICATIONS Technical Details Model Number HI93746 01 Test Method Phenanthroline Number of Tests 50 Parameter Iron, Low Range (Fe LR) Measurement Range 0 to 5. 00 mg