How much mag to dose?

[AriMiko43]

I have a 156 gallon with 40 gallon sump. My mag is dropping 100 ppm in 3 days. What's a good starting point of ml of mag to dose per day?

 

[ryangrieder]

What brand mag are you using?

 

[AriMiko43]

Kent tech m. Going to switch over to the brs one once I finish this bottle.

 

[Chongpark27]

http://www.bulkreefsupply.com/store/reef-calculator#MagnesiumCalculator Check out the reef calculator