Part 1: Preparing Excedrin Sample

Weigh approximately 75 mg of powdered Excedrin.

A photo of Excedrin powder on weigh paper on a balance

Photo of a balance showing the weight of the sample of Excedrin

Transfer to a plastic centrifuge tube with a small magnetic stir bar.

This video shows a student, who is wearing a lab coat and gloves, is weighing powdered Excedrin using a weigh boat and a balance.

This video shows a student transferring the Excedrin to a centrifuge tube containing a stir bar.

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