High Alk Problem

[Proteus]

Originally Posted by Myka

Fwiw, muriatic acid will lower alkalinity and not affect other parameters. I have no idea how much you would need to add. It would be a very small amount. I've not actually heard of anyone using it in-tank though. I'm certainly not recommending it - just putting it out there for you to consider looking into.
t?

I use muriatic in my new salt water.. 1ml will drop dkh buy 1 per 10gallons..you must let it circulate for a day after as ph drops fast.
I have used it on display buy mixing 1ml into 1liter of ro water and slowly dosing into tank via iv bag.