Mbrew

Mbrew · User guide

Water adjustment

Compare base water and target ions to calculate salt and acid adjustments.

macOS · iOS · iPadOS — Mac preview; iPhone and iPad in beta.

This page explains a tool in the Mbrew app. Perform the calculation in Mbrew; this website does not run the calculator.

App availability

What you enter

Base water, target ions, water volume

What you get

Water adjustment results

MacWater adjustment: actual calculation interface
iPhoneiPhone · Water adjustment: actual calculation interface
Actual Mbrew calculator interfaces on Mac and iPhone, in the selected language.

How to use it

  1. In Mbrew, open Tools and select Water adjustment.
  2. Enter the following values using the units shown in the app: Base water, target ions, water volume.
  3. Review Water adjustment results, then compare the inputs and result with your batch plan.

Interpreting the result

Use a current source-water profile and the correct water volume. Review mineral additions and resulting ions; a calculation does not replace water analysis or an actual mash pH measurement.

Common questions

Can I calculate directly on this page?
No. Use the matching tool inside Mbrew. This page provides instructions and a screenshot.