2 oz is plenty. The collector may ask for more, only to discard the excess.

Under DHHS Guidelines, the collector has to accept the sample if 2 oz is all what the donor can submit.
Burnt Toast Reviewed by Burnt Toast on . Quest Labs and Quick Fix 4.2 So I got offered a job that requires a UA at Quest Labs. Originally I was planning on going with the dillution method as in the sticky. However, after much reading on this board, and the fact that I will only have been clean for about 8 days, I am thinking that QF is a better, safer way to go. I already ordered my QF 4.2 a few days ago and I got it yesterday. I am pretty confident that after some practice I should be able to nail the temperature. My only concern is that there will not be Rating: 5