The following water testing supplies are available to REAL Science teachers:
Hach DR 890 Colorimeters (Can be used to test more than 90 parameters, including Dissolved Oxygen, Nitrates, Nitrites, pH, Reactive Phosphorus, Total Phosporus, Turbidity, and Suspended Solids
Hach Storm Water Kit (Contains tests for pH, Chlorine, Copper, Phenols, and Detergents)
Hach Surface Water Kit (Contains tests for Ammonia, Chlorine, Nitrate, Dissolved Oxygen, pH, Phosphorus, Temperature)