Kolar DI Resin Color Indicating - 500g so their surface area is

so their surface area is too small to support the number of bacteria needed to properly filter the aquarium

in a formulation that would avoid some of the side-effects of other similar supplements

and vitamins

It is also quite useful after re-arranging decorations or performing major maintenance

effective Live Nitrifying Bacteria

Kolar DI Resin Color Indicating - 500g so their surface area isDI Resin with Color Change Indicator, one FULL cartridge refill. Specially formulated mixed bed resin is Ideal for aquarium application. Reduces TDS to ZERO Place at final stage in your RO system Purple color turns to neutral when resin bed needs changing 600g(1. 3lbs) fills standard DI canister(packed tight for best efficiency!) Vacuum sealed in mylar bags, the day it arrives with guaranteed freshness and quality. Lewatit NM 65 is a premium grade,