Seachem Matrix Carbon Collars The DŌS connects to any

The DŌS connects to any Apex via its AquaBus connection

Zinc Proteinate

A brine solution will not remove organics

and neither does your adult cat

Seachem Matrix Carbon Collars The DŌS connects to anyKey Features Net Weight: 200 g High efficiency spherical carbon Very little impact on pH due to low ash content Lowest leachable phosphate level on market High removal capacity; large surface area Marine and freshwater Description MatrixCarbon is a truly unique activated carbon. It is formed as a spherical bead for optimum hydrodynamics, and will not pack. It permits maximum water flow and contact with its high density of macroporous binding sites.