PhosGuard, 2 L / 67.6 oz.
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<b>[Product Information]</b><br>
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<li>Rapidly Removes Phosphate And Silicate From Marine And Freshwater Aquaria</li>
<li>Highly Porous For High Capacity And Bead Shaped For Optimum Water Flow</li>
<li>Outperforms all competing products</li>
<li>Not Recommended For Phosphate Based Buffers In Freshwater Aquaria</li>
<li>250 Milliliters Easily Treats Over 75 Us Gallons</li>
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