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chemical and biological media for unparalleled water clarity
Corn Starch
3”x6”) 42 x 15 (16
5' of water tubing with tubing holder
has the highest solubility of any reactor media available (metastable at 8
Hanna Instruments Saltwater Aquarium Ultra Low Range Phosphorus Colorimeter root tabs chemical and biological media forGet accurate results for your saltwater aquarium with our simple handheld colorimeter. Our ultra low range phosphorus colorimeter brings you more precise technology from your typical chemical test kit. Standard test kits have limited accuracy since they rely on the user to match colors. Our handheld colorimeter makes your life easier by eliminating color matching and providing you a direct saltwater phosphorus result. Take our portable handheld