Dennerle CO2 QuickTest

Use the Dennerle CO2 QuickTest to get a visual read on how much dissolved CO2 is in your aquarium. Simply add water to the test tube and shake, then compare to the color chart. Only takes a few seconds to get the results. This kit has two tests. You only have to measure the water, the reagent is already inside of the tube.

• Easy to Use and Read
• Tests CO2 Levels in Aquarium
• Results in Seconds

To test:

• Fill test tube half full with aquarium water
• Seal tube with the cap
• Shake several times until the reagent is dissolved
• Compare color of solution with the color fields.

Colors based on CO2-content:

Yellow = too much CO2
Yellow-green = much CO2
Green = CO2 ideal 
Green-blue =  little CO2  
Blue = too little CO2