Boyd Enterprises - ChemiClean Liquid 2 fl oz

Suitable for all fish, invertebrates, nitrifying bacteria and desirable macro algae.
Easy-to-use liquid solution encourages a cleaner aquarium.
Helps oxidize trapped organic sludge, reduce stains from cyanobacteria and promote an ideal balance of enzymes.
Formulated to work in just 24-48 hours.
Just one scoop treats 10 gallons of aquarium water!

If you are starting to notice a film of red, black or blue-green algae or methane (bubbles) growing in your aquarium, then it might be time to try Boyd’s Chemiclean Cyanobacteria Aquarium Treatment. Cyanobacteria, a photosynthetic bacterium is usually caused by elevated nutrient levels along with insufficient flow. This liquid solution is designed to help clean stains caused by cyanobacteria and can also be used for regular maintenance to encourage crystal clear water. Just add one scoop for every 10 gallons of aquarium water and increase aeration for 24-48 hours to help kick unsightly cyanobacteria stains to the curb!