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Using a more sensitive cutoff of 20 ng/mL (less common but still used by some labs), the most likely maximum times are 7 days and 21 days, respectively. In extraordinary circumstances of extended marijuana use, detection times of more than 30 days are possible in some individuals at the 20 ng/mL cutoff. [7]
At the federal level, the United States Department of Transportation regulates public transportation (e.g. pilots, bus drivers, and train operators) and commercial truckers. [ 40 ] [ 41 ] 49 CFR Part 199 and 49 CFR Part 40 set maximum urine concentration levels of THC-A as the threshold for impairment for regulated transportation occupations ...
On December 17, 2009, Rev. Bryan A. Krumm, CNP, filed a rescheduling petition for Cannabis with the DEA arguing that "because marijuana does not have the abuse potential for placement in Schedule I of the CSA, and because marijuana now has accepted medical use in 13 states, and because the DEA's own Administrative Law Judge has already ...
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The consensus from a meta-analysis study shows that serum levels of an average of 3.8 (ranging from 3.1 to 4.5) for oral cannabis and an average of 3.8 (ranging from 3.3 to 4.5) for smoker cannabis cause a similar impairment to a BAC of around 0.05g/dL, i.e. a 5 ng/mL cutoff would resemble the level of impairment allowed for alcohol under ...
As an example the SAMHSA cutoffs for cannabinoids are 50 ng/ml for the immunoassay and 15 ng/ml as confirmed by GC/MS. [6] Immunoassays that do not conform with SAMHSA, featuring a cutoff of 20 ng/ml, have been shown to produce false positives from passive inhalation of marijuana smoke. [7]
After a recent ruling, consumers purchasing from dispensaries in St. Louis and St. Louis County will pay 12% sales tax on recreational marijuana.
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