Urine drugs of abuse
Service Notifications
Stay up to date on latest notifications from RTL!
RTL is dedicated to bringing you the highest quality service and results from our services. To do this, we continually update our testing methods to the latest standards. Here you will find the latest changes RTL has made to bring you the highest quality service you've come to expect.
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Redwood Toxicology Laboratory will offer detection of buprenorphine in oral fluid specimens using Liquid Chromatography-Tandem Mass Spectrometry (LC/MS/MS). |
Redwood Toxicology Laboratory's urine and oral fluid synthetic cannabinoid drug tests expanded to include 12 new compounds; including 3 next-generation drugs not yet banned. |
Effective February 25, 2013, Redwood Toxicology Laboratory will start confirmation testing of urine Buprenorphine using Liquid Chromatography-Tandem Mass Spectrometry (LC/MS/MS). |
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Effective November 19, 2012, Redwood Toxicology Laboratory will conduct benzodiazepine testing via LC/MS/MS technology and expand the test to cover a total of 12 common benzodiazepine drugs. |
Effective May 14, 2012, Redwood Toxicology Laboratory (RTL) will expand the Designer Stimulant Urine Test Panel (P80) to include 7 newer generation drugs. |
RTL has updated the screening method of the Designer Stimulant Panel (P81) to utilize Liquid Chromatography-Tandem Mass Spectrometry (LC/MS/MS). |
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RTL has updated the Synthetic Cannabinoid Oral Fluid Test to inlcude 4 new Synthetic Cannabinoid compunds. Additionally, quantitiative results will report at 0.25ng/mL. |
RTL will change the screening method used for oral fluid specimens from Enzyme-Linked Immunosorbent Assay (ELISA) to Enzyme Immunoassay (EIA). |
Effective January 3, 2012, RTL will transition all customers to a new Urine Test Report Format. |
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Effective January 3, 2012, Redwood Toxicology Laboratory (RTL) will transition specific test panels to a new Laboratory Information System (LIS). |
RTL expanded the Synthetic Cannabinoid Urine Test to inlcude 4 new Synthetic Cannabinoid compunds and their metabolites. |
Effective October 11, 2011, RTL expanded the P81 test panel to include confirmation testing of Methylone (in urine). |
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RTL will start testing for urine THC-COOH using Liquid Chromatography-Tandem Mass Spectrometry (LC/MS/MS). |
RTL will start testing for urine Opiates using Liquid Chromatography-Tandem Mass Spectrometry (LC/MS/MS). |
RTL has chosen FedEx as its premier shipping provider. |
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To learn more about Redwood Toxicology Laboratory call: 800-255-2159