Approximate values for detection periods

Substance	Urine	Hair	Blood/ Oral Fluid
Alcohol	6-24 hours-4	up to 90 days	12-24 hours
Amphetamines 9except meth)	1-3 days -5	up to 90 days	1-3 days
Methamphetamine	3-5 days -6	up to 90 days	1-3 days -6