ARM Reactor Media contains calcium, carbonate, and trace elements.
- Nearly 50x the Strontium of other brands (7390ppm)
- Precision grading (2-3mm) allows for maximum carbon dioxide penetration
- No gastropod shells means the lowest phosphate content (less than 1/10th of 1ppm)
- Highest solubility of any reactor media (metastable at 8.2)
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