Hanna Instruments HI775 / 775 – Freshwater Alkalinity (dKH) Colorimeter – Checker® HC

Hanna Instruments HI775 – Freshwater Alkalinity (dKH) Colorimeter – Checker® HC 💧📏

Take the guesswork out of alkalinity testing with the Hanna Instruments HI775 Freshwater Alkalinity Checker® HC. This pocket-sized digital colorimeter provides fast, accurate readings in dKH, making it perfect for aquariums, ponds, and other freshwater systems where stable water chemistry is essential. 🐟🌿

🧪 Why Alkalinity Matters

Alkalinity helps stabilize pH in freshwater environments, protecting fish, plants, and beneficial bacteria. The HI775 ensures you can monitor dKH precisely and maintain healthy conditions for all aquatic life.

🖐️ Simple Digital Accuracy

Say goodbye to difficult-to-read test strips and color charts. The HI775 uses a colorimetric method with a digital display for clear results every time—just add reagent, insert the sample, and push the button.

🔗 Works with HI775-26 Reagents

Compatible with HI775-26 reagent refills (sold separately), providing 25 tests per pack for long-term monitoring.

🔑 Key Features

• Measures freshwater alkalinity (dKH) from 0.0 to 20.0 dKH
• Resolution: 0.1 dKH
• Accuracy: ±0.3 dKH ±5% of reading
• Digital display eliminates color chart guesswork
• One-button operation
• Portable handheld design

📦 What’s Included

• HI775 Checker® HC Colorimeter
• Sample cuvettes with caps (2)
• Starter reagent packets (HI775-26, 6 tests)
• 1.5V AAA battery
• Instruction manual

Ensure your freshwater aquarium or pond maintains stable alkalinity with the trusted Hanna HI775 Freshwater Alkalinity Checker® HC. 💧🐠

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