Description
Hanna HI-713 Phosphate Low Range Checker
The Hanna HI-713 is a compact digital phosphate checker for measuring low-range phosphate in freshwater, marine and reef aquariums.
Rather than matching colours by eye, the Checker measures the colour reaction electronically and displays the phosphate result directly in ppm.
Key Features
- Phosphate range: 0.00–2.50ppm
- Resolution: 0.01ppm
- Accuracy: ±0.04ppm ±4% of reading at 25°C
- Suitable for freshwater, marine and reef aquariums
- Simple single-button operation
- Built-in timer
- Compact handheld design
- Includes AAA battery
Supplied With
- HI-713 Checker
- 2 sample cuvettes with caps
- Starter reagents for 6 tests
- AAA battery
- Instructions
Replacement reagents: Hanna HI-713-25.







