Red Sea Nitrate Pro Comparator Test Kit A high-accuracy comparator test designed to give reef keepers total control over nitrate levels, supporting vibrant coral coloration and long-term nutrient stability. Part of Red Sea’s Reef Care Program, this lab-grade kit provides ultra-precise readings ideal for SPS-dominated systems and nutrient-controlled aquariums. Key Benefits High-precision nitrate monitoring down to 0.06 ppm for ultra-low-nutrient reef systems. Supports algae-nutrient control and enhances coral coloration when used as part of the Red Sea RCP program. Reliable lab-grade results thanks to optically clear glass vials and a professional comparator system. Long-lasting kit with up to 100 tests included. Core Features Advanced comparator method for accurate colour-matching and consistent readings. Professional-grade components, including analytical glass vials and durable, protective storage case. Ideal for SPS, LPS and mixed reefs requiring data-driven nutrient control. Works seamlessly alongside Red Sea Phosphate Pro Test Kit for complete NO₃/PO₄ management. Part of Reef Care Program – Stage 2: Algae Nutrient Control. Technical Specifications Element Measured: N-NO₃ Test Type: Comparator Accuracy: 0.06 ppm Range: 0.06 – 15 ppm Number of Tests: ~100 Who Is This Product For? Reefers running ULNS (Ultra-Low Nutrient Systems) SPS-dominant aquariums requiring tight nitrate control Hobbyists following the Red Sea Reef Care Program Anyone struggling with nuisance algae or dull coral coloration Aquarists seeking high-precision, repeatable nitrate testing