Fauna Marin Reef ICP Test KitWe Ship ICP Tests to Fauna Marin Every Month Take the guesswork out of reef keeping with the Fauna Marin Reef ICP Test Kit. This is one of the easiest and most accurate ways to get a detailed snapshot of your aquarium water, helping you identify trace element deficiencies, excesses, and unwanted contaminants before they become bigger problems. The Fauna Marin Reef ICP Test measures 37 seawater parameters and provides clear dosing and action