To combat the vast majority of algae species in freshwater aquariums.

Available in 6/12/30 ampoules, for seeding a seawater or freshwater aquarium with bacteria.

To combat the most common diseases of freshwater ornamental fish.

Compartment seal (basket) for the sera Fil Bioactive 250, 250+UV, 400+UV and UVC-Xtreme 800/1200 external filter.

Filter cartridge for SERA X-Edge 300

Treatment for fin rot, gill rot and bacterial infections.✓ 50ml ✓ 100ml ✓ 500ml.

Powdered reagents for Mini-photometer Checker HC Phosphate (HI774), 25 tests

HI70007 is a 20 mL sachet containing a solution with a pH of 7.01 for calibrating electronic pH meters