Changes in place of origin of heroin sei
โ
Kaa, Elisabet
๐
Article
๐
1987
๐
Springer-Verlag
๐
English
โ 424 KB
Hundred thirty-eight samples of heroin weighing more than 0.1 g seized between 1981 and 1986 were characterized according to their contents of opium alkaloids, adulterants, and diluents together with their form and color. The "chemical fingerprint" was used to establish a change in the heroin during