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ATM Colony Professional Grade Nitrifying Bacteria Marine Aquarium Supplement, 32 fl. oz.

ATM Colony Professional Grade Nitrifying Bacteria Marine Aquarium Supplement, 32 fl. oz.

$21.59 $29.99
Treats 100 gallons. Establishes biofiltration in days instead of weeks. Colony for Marine contains Nitrococcus & Nitrosococcus bacteria, which are specific for the freshwater environment.

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