The Non-Negative Confirmation Test is used in the case you obtain a positive result on a drug test. This test provides confirmation and a chain of custody form with a prepaid shipping label for a positive result. Just fill out the form and include the positive test to send to the lab. We'll confirm your results.
The Chain of Custody Form is valid for one year after the date of purchase.
Ratings and Reviews
"Product came exactly as represented and in a timely manner. Easy to use, wuick results!"
"Rapid, reliable and accurate results for pre-employment testing."
"I made an error in my order and sent an e-mail to correct it. Your staff made the correction and shipped the corrected items right away. Thank you so much."
"Customer service was prompt, courteous, and follow-up was excellent."
"Yes, because we are implementing a non-tobacco atmosphere and as of May 17 we will be testing applicates for subsatance as well as tobacco. We ordered these tests as samples to start with and received them in a couple days without delay. Your service and product will be a recommendation for future need. "