Fresh Water Hanna Checkers
Hanna Instruments freshwater testing colorimeters are easy to use and easy to read with a clear digital display. They have a wide range of colorimeters that can test your Freshwater aquarium or RO/DI water for hardness, chlorine, ammonia, nitrate, and much more!
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Hanna InstrumentsTotal Chlorine Ultra Low Range Colorimeter HI761 Hanna Checker - Fresh Water$75.00
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