The Nutrafin Master Test Kit is suitable for fresh and saltwater aquariums. It includes 10 test parameters to help make sure you are providing a proper living environment for your fish and plants including tests for: Phosphate, Calcium, Nitrate, Nitrite, Ammonia, pH High Range, pH Low Range, Carbonate Hardness, General Hardness and Iron. The Nutrafin Master Kit is provided in a durable plastic case for extended service life and reagent protection. The kit also includes: 5 glass test tubes with caps, 2 pipettes, 1 spoon and 4 instruction booklets, which is everything you will need to test your aquarium's environment.