(Received 1 April 1972; accepted 19 October 1972)
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Opium is obtained from the unripe seed capsules of the opium poppy, Papaver somniferum. It contains 25 to 30 alkaloids. Commercially, morphine, narcotine (noscapine), papaverine, thebaine, codeine, and narceine are considered the most important of these alkaloids.
Forensic chemist, Bureau of Narcotics and Dangerous Drugs, Dallas Regional Laboratory, Dallas, Texas
Stock #: JFS10023J