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Test ID FHCCF THC Confirmation, MS, SP

Specimen Required

Submit only 1 of the following specimens:



Draw blood in a plain, red-top tube(s), serum gel tube is not acceptable. Spin down and send 5mL of serum refrigerated in plastic vial.



Draw blood in a gree-top (sodium heparin) tube(s), plasma gel tube is not acceptable. Spin down and send 5 mL sodium heparin plasma refrigerated in plastic vial.

Method Name

Gas Chromatography-Mass Spectrometry (GC-MS)

Reporting Name

THC Confirmation, MS, SP

Specimen Type


Specimen Minimum Volume

2 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Varies Refrigerated (preferred) 14 days
  Frozen  180 days

Reference Values


Units: ng/mL

Day(s) Performed

Monday through Sunday

Report Available

7 to 9 days

Performing Laboratory

Medtox Laboratories, Inc.

Test Classification

This tes was developed and its performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration.

CPT Code Information


G0480 (if appropriate)

LOINC Code Information

Test ID Test Order Name Order LOINC Value
FHCCF THC Confirmation, MS, SP Not Provided


Result ID Test Result Name Result LOINC Value
Z6273 Cannabinoids 48943-5
Z6274 Tetrahydrocannabinol (THC) 73935-9
Z6275 Carboxy-THC 48944-3
Z6276 Hydroxy-THC 48934-4
Z6277 Cannabidiol 82964-8