Seachem PhosGuard, 100 mL bagged - 67101850
Brand: Seachem
Rapidly Removes Phosphate And Silicate From Marine And Freshwater Aquaria
Highly Porous For High Capacity And Bead Shaped For Optimum Water Flow
Outperforms all competing products
Not Recommended For Phosphate Based Buffers In Freshwater Aquaria
100 milliliters treats 60 US gallons