Brightwell Aquatics MicroBacter7 – Complete Bioculture (250 ml) Kickstart your biological filtration with MicroBacter7’s blend of aerobic & anaerobic microbes and natural enzymes—clears out ammonia, nitrate, phosphate, organics, and improves water clarity quickly. 🧬✨ Key Benefits Rapidly reduces organic carbon, ammonia, nitrite, nitrate, and phosphate Digests uneaten food, waste, and detritus—keeping substrate and decor cleaner Reduces H₂S production and increases dissolved oxygen Supports healthy reef systems with less algae risk How to Use Shake well. Pre-dilute with ~250 ml aquarium water before adding to rockwork or filtration. Seeding / New set-up: Use 5 ml per 25 US gal daily for 2 weeks; turn off skimmer & UV for 4 hours after dosing. Low-nutrient maintenance: Use 5 ml per 50 US gal once weekly, or 1 drop per 50 US gal daily. Maximum safe dosage: up to 1 drop per 10 US gal per day. What’s Included 250 ml bottle of MicroBacter7 Built-in measuring cap More Information Item Name Brightwell Aquatics MicroBacter7 – Complete Bioculture – 250 ml Brand Brightwell Aquatics Manufacturer SKU BW-BAC250 UPC 810086012190 Volume 250 ml (~8.5 fl oz) Reef/FW Safe Yes Shop Other Sizes MicroBacter7 – 125 ml MicroBacter7 – 500 ml MicroBacter7 – 1 L