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. Author manuscript; available in PMC: 2021 Jan 1.
Published in final edited form as: Clin Biochem. 2019 Nov 7;75:70–77. doi: 10.1016/j.clinbiochem.2019.10.009

Table 5.

Carryover

2 ug/mL 5 ug/mL 7.5 ug/mL 10 ug/mL
6MAM + +
α-OH-Alprazolam
Alprazolam +
Amphetamine
Benzoylecgonine
Buprenorphine
Carisprodol
Chlordiazepoxide
Cis-Tramadol + +
Clonazepam
Cocaine
Codeine
Diazepam
Dihydrocodeine +
EDDP + + +
Fentanyl + + +
Flurazepam + + +
Hydrocodone + + +
Hydromorphone
Lorazepam
MDA
MDEA
MDMA +
Meperidine + +
Methadone
Methamphetamine +
Methylphenidate
Morphine
Naloxone
Nicotine
Norbuprenorphine
Nordiazepam
Norfentanyl + +
Noroxycodone
Oxazepam
Oxycodone
Oxymorphone
Tapentadol
Temazepam
THC-COOH