At head of title: Division of Narcotic Drugs.
|Contributions||United Nations. Division of Narcotic Drugs.|
|The Physical Object|
|Number of Pages||23|
Recommended methods for testing opium, morphine and heroin: manual for use by national drug testing laboratories / Laboratory Section United Nations New York Australian/Harvard Citation. United Nations International Drug Control Programme. Laboratory Section. Recommended methods for testing opium, morphine and heroin. New York: United Nations, (OCoLC) Material Type: Government publication, International government publication: Document Type: Book: All Authors / Contributors: United Nations International Drug Control Programme. Laboratory Section. OCLC Number: Notes. A rapid method for the determination of morphine and related alkaloids in crude morphine, poppy straw and opium preparations by micellar electrokinetic capillary chromatography (MEKC) has been developed. Recommended articles Citing articles (0) View full by: A method for the quantitative determination of the opium alkaloids morphine, codeine, thebaine, noscapine and papaverine in crude opium and in drug preparations based on non-aqueous capillary electrophoresis has been developed. The non-aqueous mode provides high separation selectivity and new possibilities for regulating the selectivity in.
Morphine is sometimes extracted from opium in small clandestine 'laboratories' which may be set up near the opium poppy fields. The process of extracting morphine from opium involves dissolving opium in hot water, adding lime to precipitate the non-morphine alkaloids and then adding ammonium chloride to precipitate the morphine from the solution. Profiling. The recently published method for heroin impurity profiling~ ~,a 7 was slightly modified for opium and crude morphine. The sample was 15 mg of opium (finely ground) or 80 mg of crude morphine and was dissolved in 5 ml of M H2SO4 by shaking for 14 min. Thebaine, oripavine, morphine, codeine and papaverine reference standards were obtained from the National Analytical Reference Laboratory (NARL), Pymble, Australia. Synthetic methods Morphine extraction. Opium (40 g) was dissolved in boiling water (30 mL), to which was added Ca(OH) 2 (10 g) and the heating removed. The mixture was. Recommended methods for testing opium/crude morphine, United Nations, New York (), pp.  E Kaa Impurities, adulterants and diluents of illicit heroin. changes during a .
Over 40 different alkaloids have been identified as present in opium (4,6), mostly as salts of meconic acid (4). The most important of these, of course, is morphine. Although Turkish opium (Druggists Opium) may contain up to 21% morphine (4), the average morphine content of opium tapped from P. somniferum is 9 to 14% by mass. The Codeine in the Opium is kind of soluble in the solution and gets carried over with the Morphine. All the rest of the alkaloids pretty much just sink to the bottom and form this kind of sludge. As the solution cools, and after the insolubles settle to the bottom of the pot, pour the Morphine solution through a cloth filter into another pot. s, aimed at the harmonization and establishment of recommended methods of analysis for national drug analysis laboratories. The present manual is a revision of the manual on Recommended methods for testing cocaine (ST/NAR/7), which was published in It has been prepared taking into. A process for extracting morphine from opium is described. In the process, opium is extracted with a basic alcoholic solution. The basic alcoholic solution is filtered and the alcohol removed from the filtrate to leave a residue. The residue is then extracted with a basic aqueous solution having a pH of at least The basic aqueous solution may be filtered to remove any solid matter.