In observance of Thanksgiving, We will be closed on Thursday, November 27th and Friday, November 28th. Keystone will resume normal business hours on Monday, December, 1st.
In observance of Thanksgiving, We will be closed on Thursday, November 27th and Friday, November 28th. Keystone will resume normal business hours on Monday, December, 1st.
UC51002 ; SC51002
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<PDF LINK>
Kratom
Urine ; Oral Fluid
10 mL
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.
Mitragynine
Mitragynine
2-7 Days
In observance of Independence Day on July 4th, Keystone will be closed. Normal office hours will resume on the 5th of July.