Test Includes
Carboxy-Delta-8-THC
Carboxy-Delta-9-THC
Expected Turnaround Time
5 - 7 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Related Information
In-house validated method
Specimen Requirements
Specimen
Urine (Random)
Volume
30 mL
Minimum Volume
3 mL
Container
Plastic urine container without preservative
Collection
Collect urine in a plastic urine container without preservative.
Storage Instructions
Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Stability Requirements
Room Temperature: 14 Days
Refrigerated: 20 Days
Frozen: 20 Days
Freeze/Thaw Cycle: 3 Cycles
Causes for Rejection
Urine from preservative tube
Test Details
Use
To assist in identifying and distinguishing the presence of Carboxy-Delta-8 and Carboxy-Delta-9 THC metabolites in urine
Methodology
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Additional Information
Carboxy-Delta-9-THC is the primary metabolite of Delta-9-
Tetrahydrocannabinol. Sources include the prescription
medication Dronabinol as well as illicit, recreational, and
medical marijuana and marijuana derived products of the same
categories.
Carboxy-Delta-8-THC is the primary metabolite of Delta-8-
Tetrahydrocannabinol. Sources are products containing Delta-
8-THC, which is primarily chemically manufactured from
cannabidiol (CBD).