Hanna Instruments Checker Phosphate LR Colorimeter RO/DI Extremely accurate

Extremely accurate

carbon and nitrogen

Clarifies hazy aquarium water fast

An aquarium with a low KH level (50 ppm or less) will tend to be acidic

Hanna Instruments Checker Phosphate LR Colorimeter RO/DI Extremely accurateHanna Instruments Checker Phosphate Colorimeter Easier to use and more accurate than chemical test kits Adaptation of Standard Method 4500 P E Accuracy 4% @0. 04 ppm (mg L) of reading 0. 04 ppm (mg L) resolution (250 points) Large, easy to read digits Auto shut off. Dedicated to a single parameter Designed to work with HANNA`s powder reagents Uses 10 mL glass cuvettes. Small Size, Big Convenience Weighing a mere 65 g (2. 3 oz.), the Checker easily