Is something like this safe for aquariums? If not, what is a good alternative? I mostly just want the chlorine removal, and heavy metal filtering doesn't hurt. It would go on my
Membranes | Free Full-Text | Roles of Sulfites in Reverse Osmosis (RO) Plants and Adverse Effects in RO Operation
Chlorine Remover - Sodium Thiosulphate. To Remove Chlorine From Pools & Spas | Direct Pool Supplies – Direct Pool Supplies AU