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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
Use for 2-part (Alk/Cal)
Footprint = 9
Use seawater prepared with Tropic Marin® PRO-REEF for regular water changes in your seawater aquarium
in particular for LPS and SPS corals
• Ultra-clear aquarium glass
Hanna Marine Phosphate Ultra Low Range Checker® HI774 Frozen Foods Use for 2-part (Alk/Cal)The Hanna Phosphate Ultra Low Range (0. 00 to 0. 90 ppm) Checker bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely upon the human eye to discern differences in color. Professional instrumentation incorporates a light source such as an LED or tungsten lamp with a filter and a light sensing detector to precisely determine ion concentration.