WebFeb 8, 2024 · 10ng/mL – 10ng/mL. MDMA – 500 ng/mL. 500 ng/mL – 250 ng/mL. Amphetamines. 500 ng/mL – 250 ng/mL. On ... WebSep 8, 2016 · Drug detection cutoff levels indicate a threshold that is set to identify 100% of true-positive results and 95-98 percent of true-negative results, functions of the sensitivity and specificity of the test. Sensitivity …
Why are screening and confirmation cut-off levels different
WebDrug class. Screen cutoff. Confirmation cutoff. Amphetamines. 150 ng/mL 120 ng/mL. Cocaine. 15 ng/mL. 6 ng/mL. Marijuana (THC) 3 ng/mL. 1.5 ng/mL. Methamphetamines. 120 ng/mL. 120 ng/mL. ... Oral Fluid Testing Certifications & Cutoff Levels; Oral Fluid Specimen Collections; Oral Drug Screening Facts & Information; Oral-Eze® Swab Drug Test ... WebTable 3 to Paragraph ( b ) (1) - Urine, Confirmatory Test Cutoff Levels for Drugs and Drug Metabolites 1 As delta-9-tetrahydrocannabinol-9-carboxylic acid (THCA). 2 As benzoylecgonine . 3 To be reported positive for methamphetamine, a specimen must also contain amphetamine at a concentration equal to or greater than 100 ng/mL. h and h music the woodlands
49 CFR § 40.87 - What are the cutoff concentrations for …
WebApr 27, 2024 · The confirm cutoff is a predetermined cutoff level that is established prior to the laboratory testing of a specimen. This cutoff level may be different (different level … WebThe combined cross-reactivity of compounds in the drug class may elicit a positive response, even though an individual metabolite may be present below the initial test … Web• Tests used to screen for the potential presence of abused drugs in a specimen obtained from a subject in clinic, home, workplace, sports, or insurance settings. • May test in blood, urine, sweat, saliva, hair, or other specimen matrices. • Positive screening results should be tested by a more specific confirmation method. h and h molds