Rogers-based Onyx Coffee Lab is releasing a coffee system that offers java lovers five levels of caffeine, the company said ...

Today, Onyx Coffee Lab unveiled Circadian, a first-of-its-kind coffee system featuring five caffeine levels. The collection ...

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: ...

In this laboratory, students will see how to isolate caffeine from a cup of coffee and use spectroscopy to measure the amount of caffeine present. This lab was created by the Ren Research group at ...