The HI-721 pocket checker for iron gives quick, accurate results at the price of a chemical test kit.

Test for iron levels to know when exactly to dose iron for your planted aquarium and avoid dying plants due to iron deficiency.

- One-button operation makes getting your ammonia results simple.

- Easier to use and more accurate than chemical test kits

- Range from 0.00 to 5.00 ppm

- Uses a single AAA battery

The HI-721 HR Iron Checker is supplied with 2 cuvettes with screw-on caps, iron reagents starter kit (good for 6 tests), battery, instruction manual and a quick start guide.

Additional iron reagents (25 tests) can be purchased at: https://www.modernaquarium.com/iron-checker-hi-721-reagents-25-tests/