title: Determination of neutral manufacturing impurities in heroin by capillary gas chromatography with electron capture detection after reduction with lithium aluminum hydride and derivatization with heptafluorobutyric anhydride.
mesh_terms: D000535:Aluminum; D017607:Aluminum Compounds; D055598:Chemical Phenomena; D002621:Chemistry; D002849:Chromatography, Gas; D004340:Drug Contamination; D004563:Electrochemistry; D005466:Fluorocarbons; D003932:Heroin / Q000032:analysis*; D013287:Illicit Drugs / Q000032:analysis; D008094:Lithium; D018020:Lithium Compounds; D010084:Oxidation-Reduction
chemical_list: D017607:Aluminum Compounds; D005466:Fluorocarbons; D013287:Illicit Drugs; D018020:Lithium Compounds; C007924:heptafluorobutyric anhydride; D003932:Heroin; C042073:lithium aluminum hydride; D008094:Lithium; D000535:Aluminum