Red Sea Nitrate/Nitrite Test Kits for Aquarium

The Red Sea Nitrate/Nitrite Combined Test Kit is a versatile and accurate testing solution tailored for marine aquariums. Designed with flexibility in mind, it provides either 100 nitrite tests or 50 nitrate tests plus an additional test, making it a cost-effective option for hobbyists who want reliable monitoring of these key parameters.

Red Sea Products kit is particularly important during the maturation stage of new marine and reef aquariums, when nitrite and nitrate fluctuations are most common. Keeping these levels under control ensures the safe establishment of the biological filtration system and prevents stress or harm to delicate marine life.

Beyond the cycling phase, the aquarium water test kits continue to serve as an essential maintenance tool. Regular monitoring of nitrate and nitrite helps prevent algae outbreaks and supports a healthier, more stable environment. When paired with Red Sea’s Biological Nitrate and Phosphate Reducer, this kit becomes especially valuable for ongoing nutrient control, particularly in fish-only systems, where managing excess nutrients is crucial.

Accurate, easy-to-use, and practical, this combined kit supports both new setups and long-term aquarium care.

• Avoid ingestion of reagents.
• Keep out of reach of children and pets.
• Use in a well-ventilated area.
• Handle reagents carefully to avoid spills; wash hands thoroughly after use.
• Store reagents in a cool, dry place away from direct sunlight.
• Dispose of reagents and test materials according to local regulations.

Instructions to use

• Using the provided syringe, place exactly 5 ml of aquarium water into the glass vial.
• Add 5 drops of Reagent A (NO2/NO3), close the vial, and shake for 10 seconds.
• Add a leveled measuring spoon of Reagent B (NO3), close the vial, and shake vigorously for 60 seconds.
• Add a leveled measuring spoon of Reagent C (NO2/NO3), close the vial, and shake vigorously for some seconds.