Phosphate Ultra Low Range Checker HI774 frozen Granular Ferric Oxide (GFO) removes

Granular Ferric Oxide (GFO) removes phosphate from the aquarium and is one of the most commonly used filtration media used in the aquarium industry

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and smaller Wrasses

including mandarins and pipefish

Size: 50 mL

Phosphate Ultra Low Range Checker HI774 frozen Granular Ferric Oxide (GFO) removesThe HI774 Ultra Low Range Phosphate Checker is a cost effective way to measure phosphate in marine systems, including reef tanks. Excessive phosphate levels can prevent calcification, skeletal formation, and growth of many coral species, particularly those referred to as SPS or small polyp stony. In addition, high phosphate levels can cause nuisance algae growth in your reef tank. This can become problematic because algae often outcompetes sessile