Hanna Instruments HI711 / 711 – Marine Total Chlorine Colorimeter – Checker® HC

Hanna Instruments HI711 – Marine Total Chlorine Colorimeter – Checker® HC 🐠💧

Quickly measure total chlorine in your saltwater system with the Hanna Instruments HI711 Marine Total Chlorine Checker® HC. Also known as the Hanna 711, this handheld colorimeter offers a simple digital solution to replace guesswork from standard chlorine test kits. 🌊🔬

🌿 Maintain Water Quality

Chlorine can be harmful to marine life, especially in reef environments. The HI711 provides accurate readings in parts per million (ppm), helping aquarists ensure water is free of harmful residual chlorine for fish and corals.

🖐️ Easy, Digital Testing

Forget hard-to-read color charts. With the HI711, simply add reagent, insert the cuvette, and press a button—the digital LCD display gives you precise results in seconds.

🔗 Pairs with HI711-25 Reagents

Compatible with HI711-25 reagent refills (sold separately), each providing 25 tests per pack.

🔑 Key Features

• Measures total chlorine from 0.00 to 3.50 ppm
• ±0.03 ppm accuracy
• Resolution: 0.01 ppm
• Digital colorimeter with one-button operation
• Compact, portable, and reef-safe
• Clear LCD display for easy results

📦 What’s Included

• HI711 Checker® HC Colorimeter
• Two sample cuvettes with caps
• Starter reagent packets (6 tests – HI711-25)
• 1.5V AAA battery
• Instruction manual

Protect your marine system with the Hanna HI711 Marine Total Chlorine Checker® HC—a must-have for precise, digital chlorine testing. 🧪🐟

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