- Joined
- Jul 4, 2018
- Messages
- 2,634
- Reaction score
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Getting conflicting numbers online. I guess this stuff is strong so what is a good amount for say 63 gallon? Online I get anywhere from 1/4 cup to 1/2 cup. Always run carbon 24/7 usually use a bag of chemipure elite but since my nutrients are so low wanted to stop the ferric oxide part of CE

