In this lab, students will determine the amount of caffeine in a beverage. Students will determine the retention time of pure caffeine. From this information, students will be able to identify the ...
Is your caffeinated buzz from a natural or artificial source? Researchers in Germany have now developed an easy way to determine whether drinks contain natural or synthetic caffeine (Anal. Chem., DOI: ...
Most cold brews have less caffeine than hot coffees. But caffeine content in a cold brew can vary depending on such factors as brand, bean-to-water ratio, and brewing time. Cold brew coffee is a type ...
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