http://boards.cannabis.com/drug-test...uidelines.html
FakeBoobsRule Reviewed by FakeBoobsRule on . Subing question, PLZ HELP!!! Hello everyone, the names Carl and I'm 27, just wanted to say hello and introduce myself first, thing is I have a drug test coming up that measures pH, oxidants, and specific gravity, and then it has a dipstick inside of a cup that you urinate in. I heard if you freeze clean urine, it can be good up to 1 year, if I were to freeze my clean urine, and start smoking weed again, and then when I have a drug test coming up, just thaw it out before I need to use it and do everything neccessary to get Rating: 5