Lo-Tech Mash pH

How does one go about hitting a mash pH target? As with most things in brewing, there’s more than one way to skin a cat. There are many useful calculations, books, papers, websites, and other tools that can predict mash pH, based on the brewer’s water chemistry, malts used, etc. This article won’t help you do that. Instead, we’ll take a look at a quick and dirty method to determine exactly what your mash pH will be without treatment, as well as a couple of practical possibilities for adjustment.



  • Off-flavors from Peracetic Acid (PAA) Residual?

    ​Q: I have a question about sensory change of beer. One of the sanitizers is POAA(Peroxyactate) which is known as no-rinsing sanitizer. Even though CIP is done including final rinsing after POAA step, is there any possible that residual POAA can change beer flavor? I checked beer sensory which describ Read More...




District Northwest

District Northwest will hold its Spring Meeting in Hood River, Oregon, the weekend of May 1–2, 2015. Brewers from across the region will gather to hear presentations on the theme of "Take Your Brewery to the Next Level."

District Saint Louis

On Thursday, April 30, District St. Louis will meet at Urban Chestnut Brewery in the St. Louis Grove District. Further details and registration are on the district website. Check out what is going on in District St. Louis and join the district at the next meeting!

District Southeast

Join District Southeast for the district's Spring Technical Conference at Yuengling in Tampa, Florida May 1–3.  Registraton, hotel information, and the full program schedule are available.

Western New York

The next district meeting will be May 11, 2015, at the Genesee Brew House in Rochester, NY. Please contact the district secretary for additional details.

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2015 Annual Conference Call for Papers Now Open

Share your passion at the 2015 MBAA Annual Conference, October 7–10 in Jacksonville, Florida. Submit your research by May 6, 2015. The Annual Conference offers the latest technical brewing knowledge along with the opportunity to meet with top brewing experts from around the world. Registration opens mid-June. Be sure to mark your calendar!



Beer Steward Seminar

April 13, 2015
Portland, Oregon

Brewery Packaging Technology Course

April 26–May 7, 2015
Madison, Wisconsin

Brewery Engineering and Utilities Course

September 13–25, 2015
St. Paul, Minnesota

Beer Steward Seminar

October 6, 2015
Jacksonville, Florida

Brewing and Malting Science Course

October 25–November 5, 2015
Madison, Wisconsin



MBAA Mission Statement

To assist the brewing industry in continually improving their processes and products by providing and communicating technical information and innovation through the provision of professional development and support.


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