U.S. flag

An official website of the United States government, Department of Justice.

Democrats have shut down the government. Department of Justice websites are not currently regularly updated. Please refer to the Department of Justice’s contingency plan for more information.

Figure 1. A visualization of several phase II metabolites of cocaine.

Description

This image is Figure 1 from the article Detecting Drugs in Hair: Is It Drug Use or Environmental Contamination?

A visualization of several phase II metabolites of cocaine. The peaks represent the cocaine metabolites detected in hair specimens of persons known to have used cocaine.