It doesn't smell like chemicals, just smells like cow pasture. I'll boil it again with an overdose of water conditioner in there, and that should probably do it...
My adventures in keeping Indostomus crocodilus, the crocodile toothpick fish. AKA armored stickleback, paradox fish, and freshwater pipefish. Care is (to the best of my knowledge) exactly the same as Indostomus paradoxus.