Fauna Marin Reef ICP Total Test (Six Tests)Six Pack of ICP Total Water Tests Total Tests now include shipping return labels. The Fauna Marin Reef ICP Total Test gives a quick, accurate, and easy overview of over 90 water values in reef aquariums. From macro elements to trace elements and pollutants, you will get a complete overview of your water with corresponding dosage and action recommendations. With every REEF ICP TOTAL test, you can also have your osmosis water tested for impurities free