Calcium reactor or dosing

[Khanh]

Alkalinity only.

I'd suggest reading one of these:

The Many Methods for Supplementing Calcium and Alkalinity - REEFEDITION

The Many Methods for Supplementing Calcium and Alkalinity - REEFEDITION

There is no aspect of reef aquarium chemistry more important than calcium and alkalinity. Many of my previous articles have described various aspects of these systems in detail. In reading those articles, aquarists will note one pervasive theme: that maintaining appropriate levels of each are...

www.reefedition.com

An Improved Do-it-Yourself Two-Part Calcium and Alkalinity Supplement System by Randy Holmes-Farley - Reefkeeping.com

http://reefkeeping.com/issues/2006-02/rhf/index.php

Thanks so much

 

[Randy Holmes-Farley Verified Community Expert]

Thanks so much

You're welcome.

Happy Reefing.