The instant assays used by the collectors and the home tests all function on the same principle. Neither are more accurate than the other.

3 days before the scheduled U/A, take one more home test again using the first-mornings void. If you still test negative (faint line or not) youre good to go. No need for dilution techniques. Just drink only enough fluids to where you can produce a sufficient amount of urine sample at the collection facility.
Burnt Toast Reviewed by Burnt Toast on . Urine Test Chances I have a drug test coming up in a week, it is a urine test. I will be tested using the AMBC products, which I believe are all instant drug tests, so I should have results in 3-5 minutes. I just wanted to know how what my chances are of passing. I am 5'9'' 185, I have smoked about 3-4 months about 2-4 times per week of decent grade stuff. I also workout about 3-4 times a week and have an average metabolism. I took a home drug test with first void in morning and had a very very faint line, but it Rating: 5