Please note that R-6201 replaces the now discontinued R-6201D refill. This product is a refill for K-6210 Iron (total and ferrous) CHEMets visual kit for the analysis of iron in water. It contains 30 self-filling CHEMets ampoules packaged securely in cardboard trays and box. R-6201 Iron CHEMets refill is compatible with C-6001 Low Range Iron Comparator and C-6010 high range iron comparator.

• Method: Phenanthroline