Mixing red sea powder into a stock solution

lmfbs · Jul 23, 2023

I'm wanting to mix up about a litre of stock solution of each red sea foundation calcium and magnesium. I understand they're different concentrations.

I'd like a consistent concentration I can mix up as needed, but the demand of my tank is pretty minimal right now so I don't really want to mix up and store multiple litres of each.

RED SEA FOUNDATION B LIQUID vs POWDER

Hi I am currently dosing 120ml of Red Sea Foundation B liquid daily and it is starting to get expensive. I have a 1000L tank (before rock displacement) Red Sea state that Liquid supplement: 1ml will raise the Alk level of 100 liters (25 gal) by 0.036 meq/l (0.1dKH) Powder supplement: 1g will...

www.reef2reef.com

I found this thread, but the poster immediately said his own calculations were incorrect. Can anyone please help me with the correct concentration?

Also - how long can I store the stock solution?

Randy Holmes-Farley · Jul 23, 2023

I’m not clear on what you want to do that is different than the standard directions. You can dissolve these additive on any size scale you want, and they are stable indefinitely.

lmfbs · Jul 23, 2023

Randy Holmes-Farley said:
I’m not clear on what you want to do that is different than the standard directions. You can dissolve these additive on any size scale you want, and they are stable indefinitely.

Oh I see the problem - I must have lost my instructions out of the box, but I see it has instructions for mixing a litre of stock solution. Thanks!