50 ml of 4dkh Solution for CO2 Drop Checker
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CO2 Drop Checker 4dKH Solution 50 ml Bottle
An accurate and effective way of understanding the KH value of your aquarium and how it affects C02 levels.
4dKH solution can be used with any drop checker system.
4dKH solution are used to get very accurate readings of dissolved co2 level in your aquarium.
Mix any kind of CO2 reagent with our 4dKH solution (do not mix your reagent with aquarium water or tap water use our 4dKH solution.)
Reagent and 4dKH solution color will change according to the amount of C02 in your tank.
Green, Yellow or Blue.
Blue color - not enough of co2 gas
Yellow color - too much of CO2 gas
Green color - Perfect level of CO2 gas dissolved in your aquarium water.
With this 50 ml (you will get up to 10 ml extra!) bottle you can refill your drop checker about 30 times or even more.
How to use solution:
1. Fill in 4dKH solution from the bottle in to your drop checker.
2. Add 3-5 drops CO2 reagent into drop checker (CO2 reagent is NOT included in the package).
3. Place CO2 drop checker in to aquarium approximately 15 cm under the water. It should start indicate CO2 level after ~2hrs.
1 x CO2 drop checker 4dkh solution.
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