Check the listing for details. Microbial Science Laboratories Pond Clarifier Tablets. Condition: New. Listed at 19.99 USD. Microbial Science Laboratories Pond Clarifier contains beneficial bacteria that quickly improve water clarity and quality, break down sludge and waste, seed biological filters, reduce odors, and remove ammonia, nitrites, nitrates and phosphates! This powerful blend helps keep fish, plants and aquatic life safe by completing the nitrogen cycle and facilitating removal of harmful toxins.Gets rid of cloudy water or murky waterRemoves sludge, waste, odors, ammonia, nitrites, nitrates and phosphates100% organic, eco-friendly and safe for all aquatic lifeEach tablet contains over 60 billion beneficial bacteriaEffective even in low-oxygen environmentsClears up water in an average of 3-5 days!Application Instructions Use this beneficial bacteria blend when encountering water quality problems, in newly installed ponds, or for spring opening. Before treatment, check that the water temperature is above 45°F and pH is between 6 and 8. Use "treatment dosage" shown in chart below. After water quality has been established, add "maintenance dosage" monthly to maintain a healthy pond.Pond VolumeTreatment DoseMaintenance Dose1000 Gallons1/2 Tablet1/4 Tablet2000 Gallons1 Tablet1/2 Tablet5000 Gallons2 Tablets1 TabletSKUDescriptionUPC Code000821 Tablet, Packet860068000820000832 Tablets, Packet8600680008370008410 Tablets, Pail8600680008440008650 Tablets, Pail860068000868