Carbon Dioxide (Co2) Test Kit

The Carbon Dioxide (CO₂) Test Kit is the only test kit available in New Zealand that reliably and accurately measures the amount of CO₂ in ppm in your aquarium. Designed for aquascapers utilizing CO₂ injection, this essential tool provides precise readings that allow you to fine-tune your CO₂ dosing for optimal plant growth and aquarium balance.

Using this test kit, aquarists can measure CO₂ levels in three ranges (0–10 mg/L, 0–50 mg/L, and 0–100 mg/L) through a simple titration process. The kit includes all the necessary reagents and tools to conduct up to 110 tests, ensuring long-term usability and value.

Expert Recommendation:
According to The 2HR Aquarist, aquarists should aim for 30ppm of CO₂ to maximize the benefits of CO₂ injection. Maintaining this level supports lush plant growth, minimizes algae outbreaks, and helps create a thriving, balanced ecosystem. Regular testing ensures your CO₂ levels remain consistent, especially in high-light aquariums.

Key Features

• Precise Measurements: Measures CO₂ levels in ppm (0–10 mg/L, 0–50 mg/L, 0–100 mg/L) with reliable accuracy.
• Unique to New Zealand: The only test kit available locally for accurate CO₂ measurement in aquariums.
• Comprehensive Kit: Includes all reagents and tools needed for up to 110 tests.
• User-Friendly: Easy-to-use titration method, suitable for both beginner and experienced aquarists.
• Optimal CO₂ Targeting: Helps aquarists achieve the ideal 30ppm level recommended by The 2HR Aquarist.

Instructions for Using the Carbon Dioxide (CO₂) Test Kit

1. Prepare the Test Sample:

   • Collect a water sample from your aquarium in the provided test vial. Fill it to the marked level (usually 5 mL).

2. Add the Reagent:

   • Add the specified number of drops of the indicator reagent to the vial, as instructed in the kit manual.

3. Titration Process:

   • Slowly add the titration solution drop by drop while gently swirling the vial after each drop.
   • Continue adding drops until the water changes color, typically from blue to yellow (the endpoint color may vary depending on the kit instructions).

4. Count the Drops:

   • Record the number of drops used to reach the color change.

5. Calculate the CO₂ Concentration:

   • Use the chart provided in the kit to match the number of drops to the corresponding CO₂ concentration in ppm (mg/L).

6. Adjust Your CO₂ Injection (if needed):

   • If your CO₂ levels are below the recommended 30ppm, consider increasing the flow rate on your CO₂ regulator.
   • If levels are too high, reduce the flow rate to avoid stressing fish or other aquarium inhabitants.

7. Rinse and Store:

   • Rinse all testing equipment thoroughly with clean water after use.
   • Store the test kit in a cool, dry place away from direct sunlight.

Why Choose This Test Kit?

This CO₂ test kit is indispensable for aquascapers using CO₂ injection, providing the precision needed to fine-tune dosing and achieve the best results. By maintaining the recommended 30ppm CO₂ level, aquarists can ensure vibrant plant growth, healthier fish, and a stable aquarium environment.