#546 Hydroponics Water Quality Testing Nutrients Chemicals compares drinking water from various sources and water treatments.
Each water sample is tested for this Set of Parameters: Alkalinity, pH, Water Hardness, Phosphate, Nitrate, Nitrite, and Total Dissolved Solids (TDS) (7 tests on each water sample).
Safe Fast Educational Fun.
Good experiment for a first time science project.
Testing only takes a few minutes per sample.
More detailed information about this kit: #546 Hydroponics Water Quality Testing Nutrients Chemicals Kit.
Basic water related reference information at: sciencefairwater.com Water Basics 101 (a web work in progress).