Mbrew · User guide

Gravity temperature correction

Correct a gravity reading to the calibration temperature before comparing samples.

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

Gravity reading, sample temperature, calibration temperature

What you get

Corrected gravity

Gravity temperature correction: actual calculation interface — Actual Mbrew calculator interfaces on Mac and iPhone, in the selected language.

iPhone · Gravity temperature correction: actual calculation interface — Actual Mbrew calculator interfaces on Mac and iPhone, in the selected language.

How to use it

In Mbrew, open Tools and select Gravity temperature correction.
Enter the following values using the units shown in the app: Gravity reading, sample temperature, calibration temperature.
Review Corrected gravity, then compare the inputs and result with your batch plan.

Interpreting the result

Check the hydrometer calibration temperature and use the actual sample temperature. Temperature correction does not correct an uncalibrated instrument or replace taking an accurate sample.

Common questions

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