Two Little Fishies ReMag 4 kg Reef Master Test Kit It has a working time

It has a working time of 5 minutes and fully cures submerged or emerged within 24 hours

it is not uncommon for several months to pass before the media has become exhausted

and adult planktivorous and microinvertebrate-predatory fishes

and General Hardness

In case of accidental eye contact

Two Little Fishies ReMag 4 kg Reef Master Test Kit It has a working timeMagnesium Media For Calcium Reactors. Two Little Fishies ReMag is a magnesium rich media for use in calcium reactors. ReMag is composed of extremely pure and soluble granules rich in magnesium carbonate. When used in a calcium reactor, ReMag gradually replenishes magnesium and carbonate alkalinity, perfect for maintaining the magnesium concentration and alkalinity in a reef aquarium. Size: 4 Kilograms