Following are descriptions of hypothetical drugs. According to the Controlled Substances Act, under which drug schedule would each substance be classified?
9. This drug has a high potential for psychological dependence, it currently has accepted medical uses in the United States, and the distributor is not required to report to the U. S. Drug Enforcement Administration.
10. This drug has medical use in the United States, is not limited by manufacturing quotas, and may be exported without a permit.
11. This drug must be stored in a vault or safe, requires separate records keeping, and may be distributed with a prescription.
12. This drug may not be imported or exported without a permit, is subject to manufacturing quotas, and currently has no medical use in the United States.
The figure on page 143 shows a chromatogram of a known mixture of barbiturates. Based on the figure, answer one of the following questions.