Recent content by sjch

Those metals, like Zn and Mn, are added at the mentioned concentrations to beer wort as nutrition to the beer yeast. Yeast takes up these metals in their cell structures for a variety of reasons. The final concentrations of Zn and Mn in beer after fermentation would be much lower than the...

no, that would require different analytical techniques

Hi i am a mineralogist with access to some moderately fancy equipment. this thread caught my interest due to its subject line. I took a sample of a 1+ year old wyeast nutrient blend bottle into what is called an X-ray diffractometer, which detects crystal structures. Please note that the...

Hi all, I am a Belgian homebrewer based in Oslo, Norway. Enjoying this hobby a lot and upgrading my setup gradually and steadily. I am looking for good homebrew stores (equipment) in Salt Lake City, as I am traveling there soonish. Is there anyone here on the forum who can suggest a...