Marine Science Test Kit- Hanna Instruments HI3823

Marine Science Test Kit- Hanna Instruments.A combination Marine water testing kit, 6 tests, for Alkalinity(0-100,0-300ppm),Carbon Dioxide (0-10,0-50,0-100ppm),Hardness(0-30,0-300ppm),Dissolved Oxygen (0-10ppm), PH(0-14 with portable meter),Salinity (0-40ppt) uses titration methods,approx 110 tests of each, includes all hardware and reagents, in carry case. (HI3823)