Best way to raise alk?

[Randy Holmes-Farley]

just regular old baking soda?

Yes, just be sure it is not baking powder. Dissolve it in a little pure fresh water.

This calculator shows how much is needed;

Reef Chemistry Calculator

 

[Swfiend]

Yes, just be sure it is not baking powder. Dissolve it in a little pure fresh water.

This calculator shows how much is needed;

Reef Chemistry Calculator

Do you have a suggestion or calculator for afr?

My alk is pretty much to my target currently with the right test results leaving me buffer room if I mess up and it climbs

Or should I raise my alk higher?