Magnesium testing...This is a hot topic in reefing! Some say you need to do it; others say it wastes time and resources. Where do you fall?
Do you test magnesium? Why or why not?
Want to know more about this topic? Check out this thread from @Randy Holmes-Farley - Just say NO to magnesium testing: RMM is born!
Do you test magnesium? Why or why not?
Want to know more about this topic? Check out this thread from @Randy Holmes-Farley - Just say NO to magnesium testing: RMM is born!