Recomended methods for testing opium/crude morphine
Subtitle: manual for use by national narcotics laboratories.
Contributors: United Nations. Division of Narcotic Drugs.
Publisher: United Nations
Published: 1987
Place of publication: New York
Language: eng
Number of pages: 23
Subjects: Morphine -- Analysis; Narcotics -- Identification; Opium -- Analysis
Notes: "ST/NAR/11".

At head of title: Division of Narcotic Drugs, Vienna.