Hanna Instruments Phosphate Ultra Low Range PPM HI774 Hanna Checker LPS Filtration featuring 4-inch filter socks

Filtration featuring 4-inch filter socks to maximize filtration capacity

How UV Works

Complete package comes with all the wiring cables needed

4" 17" × 3

Hanna Instruments Phosphate Ultra Low Range PPM HI774 Hanna Checker LPS Filtration featuring 4-inch filter socksThe 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