A complete lab! Perfect for the serious hobbyist. All components are contained in a practical, sturdy plastic case. All the necessary leaflets, test tubes and pipettes, make this ready-to-use lab an aquarist\'s most valuable tool Contains Ammonia, Calcium, Nitrate, Phosphate, Carbonate Hardness, Nitrite, pH (High Range and Low Range), and Iron tests. Special quick reference legend, provides test kit use instructions at a glance. A comprehensive complete kit, ideal for private or professional use. Provides quick, accurate results. Comes in a user-friendly format. Information to evaluate and correct for results obtained.