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- Black_tar_heroin abstract "Black tar heroin is a type of illicit opiate narcotic drug formed from the incomplete acetylation of morphine. It is also called black or brown.Black tar can contain a variable percentage of heroin, but despite the name, what makes black tar specific as a type is not actually its heroin (diacetylmorphine) content, but rather the greater mixture of lesser acetylated morphine derivatives—predominantly 6-MAM (6-monoacetylmorphine) and 3-MAM (3-monoacetylmorphine). This is caused by the use of the antiquated Wright-Beckett process (c. 1874), which produces a relatively crude and unrefined opiate product but does not require the complex lab equipment, high-purity acetylating chemicals or lengthy reflux steps necessary to produce pure heroin, making it attractive to clandestine drug producers.Black tar heroin is often produced in Latin America,[citation needed] and is most commonly found in the western and southern parts of the United States, while also being occasionally found in western Canada and Europe. It has a varying consistency depending on manufacturing methods, cutting agents, and moisture levels, ranging in quality from a black-brown, tarry goo in unrefined form to a uniform, light-brown powder when further processed and cut with lactose.".
- Black_tar_heroin thumbnail Heroin_black_tar.jpg?width=300.
- Black_tar_heroin wikiPageExternalLink default.asp.
- Black_tar_heroin wikiPageExternalLink heroin.htm.
- Black_tar_heroin wikiPageID "1989091".
- Black_tar_heroin wikiPageRevisionID "594246859".
- Black_tar_heroin hasPhotoCollection Black_tar_heroin.
- Black_tar_heroin subject Category:Heroin.
- Black_tar_heroin comment "Black tar heroin is a type of illicit opiate narcotic drug formed from the incomplete acetylation of morphine. It is also called black or brown.Black tar can contain a variable percentage of heroin, but despite the name, what makes black tar specific as a type is not actually its heroin (diacetylmorphine) content, but rather the greater mixture of lesser acetylated morphine derivatives—predominantly 6-MAM (6-monoacetylmorphine) and 3-MAM (3-monoacetylmorphine).".
- Black_tar_heroin label "Black tar heroin".
- Black_tar_heroin sameAs m.06c82_.
- Black_tar_heroin sameAs Q4922484.
- Black_tar_heroin sameAs Q4922484.
- Black_tar_heroin wasDerivedFrom Black_tar_heroin?oldid=594246859.
- Black_tar_heroin depiction Heroin_black_tar.jpg.
- Black_tar_heroin isPrimaryTopicOf Black_tar_heroin.