Hanna Pocket Checker
Hanna Pocket Checkers
Hanna Checkers are small, handheld photometers that provide higher result accuracy than typical chemical test kits.
Hanna HI700 Ammonia Checker
With the Ammonia LR Handheld Colorimeter you can check for low range ammonia in fresh water at the touch of a button.
A simple accurate and cost effective way to measure low ranges of ammonia in fresh water.
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Hanna HI-775 Alkalinity Checker (fresh water 0 to 300 ppm)Starting at £34.95
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