- 3 McDowell St. Asheville, NC 28801
UC51002 ; SC51002
Urine ; Oral Fluid
Plastic urine container without preservative
Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Detect presence of the kratom alkaloid mitragynine, which has both stimulant and opioid effects
Initial presumptive testing by immunoassay (IA) at a testing threshold of 5.0 ng/mL; presumptive positives confirmed by definitive liquid chromatography/tandem mass spectrometry (LC/MS-MS) at a testing threshold of 1.0 ng/mL.