Amazon.com : Pet Faves Seachem Purigen Organic Ultimate Filtration Resin 100ml (3 Pack) - Aquarium Fish Tank Filter Media for Freshwater & Saltwater with 10ct pet wipes : Pet Supplies
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Amazon.com : Seachem Indoor Purigen Organic Filtration Resin - Fresh and Saltwater 100 ml : Aquarium Test Kits : Pet Supplies
Aquarium Filter Media: Seachem Purigen - 100mL
Seachem purigen taking ages? I put the purigen in the filter box on Saturday and I feel there isn't much of a difference at all in regard to tannin removal. How long
Amazon.com : Seachem Indoor Purigen Organic Filtration Resin - Fresh and Saltwater 100 ml : Aquarium Test Kits : Pet Supplies