Hanna HI764 Nitrite ULR Checker – Ultra Low Range Digital Nitrite Test Kit

The Hanna HI764 Nitrite ULR Checker is a high-precision digital colorimeter designed to measure ultra-low levels of nitrite in both freshwater and marine aquariums. Nitrite is a critical parameter in the nitrogen cycle and must be kept at near-zero levels to ensure fish and coral safety.

This advanced checker provides fast, accurate, and easy-to-read digital results, eliminating the guesswork of traditional test kits. It is especially useful during aquarium cycling, quarantine setups, and sensitive reef systems.

Compact and easy to use, the HI764 is ideal for both beginners and professional aquarists who require precise water testing.

🔹 Key Features

✔ Ultra Low Range nitrite measurement (ULR)
✔ High-precision digital readings
✔ Suitable for freshwater & marine aquariums
✔ Eliminates color matching errors
✔ Fast and simple operation
✔ Compact and portable

🔹 Benefits

• Detects harmful nitrite at very low levels
• Protects fish and coral health
• Essential for tank cycling and monitoring
• Provides accurate and consistent results
• Improves overall aquarium water quality

🔹 How to Use

1. Fill cuvette with aquarium water sample
2. Insert into checker and zero the device
3. Add reagent and mix thoroughly
4. Insert sample into checker
5. Read nitrite level digitally

🔹 Specifications

• Model: HI764
• Parameter: Nitrite (ULR)
• Application: Freshwater & Marine aquariums
• Display: Digital LCD
• Method: Colorimetric measurement