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Laboratory Medicine

Test catalogue

Cannabinoids, Urine (Delta-9-tetrahydro-cannabinol, Marijuana, THC)

Test Name

Cannabinoids, Urine (Delta-9-tetrahydro-cannabinol, Marijuana, THC)

Urine sample Specimen Type / Requirements

Container Type = Sterile Container

Minimum Volume = 5ml Urine

Tube must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Collect Sample in a sterile container.The preferred urine specimen especially for macroscopic analysis is a well-mixed first morning “mid-stream”. This is the most concentrated specimen and is most likely to reveal abnormalities. Random urine specimens may be used. Write your initials, date and time of collection on the collection label or requisition.

Special Instructions Transfer aliquots in polypropylene tubes. Centrifuge urine sample before analysis. should be within the normal physiological pH range of 5-8.

Rejection Criteria: Unlabeled, Leaky or Not Sufficient Quantity Samples will be rejected.

Stability: stable for 1 month refrigerated at 2-8°C.

Transportation: Send sample to core lab as soon as possible.

Required Documentation

Turnaround Time (TAT)

1 hour for Trauma / Stat - 2 hours for routine

Test Utilization


Reference Value

Results equal to 50 ug/L or greater will be reported as DETECTED

Results less than 50 ug/L will be reported as NOT DETECTED.

Test Code



(KIMS) Immunoassay

Testing Location


Other Information