25 articles
Opiates are usually detectable for 1 to 3 days in urine and up to 90 days in hair. Heroin is only briefly visible via 6-...
After single use cannabis is detectable for 1 to 3 days in urine, up to 30 days with frequent use and up to 90 days in h...
MDMA is usually detectable for 1 to 3 days in urine and up to 90 days in hair. A lab distinguishes MDMA from speed. See...
3-MMC is detectable in urine for about 1 to 3 days, but a standard strip often misses the substance. See the detection w...
GHB has an exceptionally short detection window: often only a few hours. With GHB the timing of the test decides almost...
Amphetamine is usually detectable for 1 to 3 days in urine and up to 90 days in hair. Some medicines can distort a rapid...
Ketamine is usually detectable for 1 to 3 days in urine and up to 90 days in hair. Standard rapid tests often do not rec...
Cocaine is usually detectable for 1 to 4 days in urine, hours to a day in blood and saliva, and up to 90 days in hair. S...
The cut-off is the threshold above which a test is positive. See the typical cut-off values per substance and why the th...
A home strip gives an indication, a lab test a provable value. Read when a strip suffices and when you need a lab confir...
An innocent medicine or food can make a rapid drug test false positive through cross-reaction. See which ones and what t...
Urine, saliva or hair: each matrix covers a different time window. Compare the three test types and choose the test that...
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