Documenting life on the job at Biotechnology Careers.org
by Hallie Golden
An average day during Elizabeth Stahl's internship meant documenting the fermentation process. During the lifetime of an individual "Ferm," she takes samples every 12 hours, with the first two getting a yeast count, and determing each sample's pH, Brix reading, NIR readings and temperature. Stahl also ran the ion exchange (IC) everyday to determine sulfate levels in the 200 proof and final ethanol product. In between testing fermentation and product, she collected samples to check the levels of solids.
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