Carbon-PLUS™ is mix of Carbon-PURE and Phos-Eliminator™ that use adsorption and ion-exchange to remove organics, colors, smells, phosphates and silicates as well as metals and acids.
--Use 1 cup (240 ml) of for every 35 gallons (132 liters) of water. Carbon PLUS™ should be rinsed first in freshwater and then poured into a filter bag. Next place in your sump, filter or other part of the system. CAUTION - product will generate heat and fizzle when first wet - do not let contact skin. Will last about 6-8 weeks depending on tank conditions.