Clscea Co2 Indicator Solution Drop Checker Solution For Aquarium 60Ml

This pack contains 2 indicator solutions of 30 ml each. Total 60ml. Better for longer storage. Highest Quality CO2 test reagent. Monitoring CO2 levels in your planted aquarium is very important for the health of your plants and fish. A must-have for all aquarium owners. To use simply fill your drop checker halfway with the CO2 indicator solution (no need to mix with tank water!). Place the drop checker in your planted tank. Wait 1 hour to read CO2 levels. Green: that’s the right balance of CO2; yellow: too much CO2; blue: too little CO2. Package included: 2 x 30ml CO2 indicator solution.