A procedure to overcome interferences caused by the adulterant "Klear" in the GC-MS analysis of 11-nor-delta9-THC-9-COOH.
ElSohly
M A
MA
Feng
S
S
Kopycki
W J
WJ
Murphy
T P
TP
Jones
A B
AB
Davis
A
A
Carr
D
D
D013759:Dronabinol / Q000031:analogs & derivatives* / Q000652:urine; D004347:Drug Interactions; D008401:Gas Chromatography-Mass Spectrometry; D006801:Humans; D012015:Reference Standards; D013056:Spectrophotometry, Ultraviolet
C016780:11-nor-delta(9)-tetrahydrocannabinol-9-carboxylic acid; D013759:Dronabinol