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With this ADA CO2 Drop Checker it is very easy to assess the CO2 content of the aquarium water. By filling the glassware with the special liquid and hanging it against the glass pane, you can continuously check whether there is sufficient CO2 in the aquarium.
ADA CO2 pH kit special liquid to check the pH value of the aquarium water. For use with or without the CO2 Drop checker.
Supplied with a pH color chart and measuring cup.
Contents: 5ml