How long does urine stay fresh for a drug test?

Answer 1

The storage method you use will determine how long urine will stay fresh. Samples should be stored in a refrigerator, or vacuum sealed. As long as the sample remains in its vacuum seal it may be kept at room temperature away from direct sunlight for days at a time. It will be good for up to six months, in the vacuum seal, if stored in the refrigerator.

Answer 2

For 24-48 hours if refrigerated within 1 hour.

Answer 3

Around 24-48 hours (if refrigerated) but if not refigerated then im guessing a couple of hours.

Answer 4

How long will urine keep