Skip to product information
Easily and accurately test phosphate levels in your aquarium.
Trusted by reef hobbyists worldwide, Salifert test kits are known for their precision and easy-to-read results. The Salifert Phosphate (PO4) Test Kit helps you quickly identify nutrient issues that can lead to algae and poor coral health.
✔ Accurate phosphate (PO4) measurement
✔ Easy-to-read results
✔ Ideal for reef and marine aquariums
✔ Up to 60 tests per kit
Maintain a clean, balanced reef with confidence.
High phosphate? Pair with GFO for best results.