Hanna Instruments HI707 – Marine Nitrite Low Range Colorimeter – Checker® HC 🌊🧪
Accurately monitor nitrite levels with theHanna Instruments HI707 Marine Nitrite LR Checker® HC. Also known as theHanna 707, this handheld digital colorimeter offers fast, precise nitrite testing at low concentrations—helping aquarists maintain healthy reef environments. 🐠🔬
🌿 Why Nitrite Testing Matters
Nitrite is toxic to fish and invertebrates, even at low levels. The HI707 provides accurate readings inparts per million (ppm), making it ideal for cycling tanks, troubleshooting, or ongoing water quality monitoring.
🖐️ Simple, Digital Testing
Say goodbye to hard-to-read test strips. Just add reagent, insert the cuvette, and press a button—the HI707 delivers a quick and reliable digital result on an easy-to-read LCD screen.
🔗 Pairs with HI707-25 Reagents
Works with HI707-25 reagent refills (sold separately), each providing 25 tests per pack.
🔑 Key Features
- Measuresnitrite in saltwater from 0.00 to 0.35 ppm
- ±0.02 ppm ±5% of reading accuracy
- Resolution: 0.01 ppm
- Digital colorimeter with one-button operation
- Compact and portable
- Reef-safe design
📦 What’s Included
- HI707 Checker® HC Colorimeter
- Two sample cuvettes with caps
- Starter reagent packets (6 tests – HI707-25)
- 1.5V AAA battery
- Instruction manual
Protect your reef with theHanna HI707 Marine Nitrite LR Checker® HC—a reliable digital solution for precise low-range nitrite testing. 🧪🪸
More Information
| Item | Hanna Instruments Marine Nitrite LR Checker HI707 |
| Model Number | HI707 |
| Measurement Range | 0.00 to 0.35 ppm (Nitrite) |
| Resolution | 0.01 ppm |
| Accuracy | ±0.02 ppm ±5% of reading |
| Testing Method | Colorimetric Method |
| Battery Type | 1.5V AAA |
| Auto Shut-Off | After 10 minutes of non-use |
| Application | Marine/Reef Aquariums Only |
| Reagent Required | HI707-25 (25 Tests per Pack) |
| Features | Digital Display, Reef-Safe, Portable |
| Availability | In Stock/Restockable |
Need more tests? Get the HI707-25 reagent refill pack or browse the full Hanna Instruments collection atSqueaky’s Aquatics!
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