| gwb |
| (Member) |
| 02/21/03 07:03 PM |
 Re: Employment Drug test, using OP
|
They can be distinguished by the machine, of course money is always a factor.Here is one page that explains how its done-we use a 300Mhz machine- this one is a good one.
http://redpoll.pharmacy.ualberta.ca/325/Pharm325NMR_4.pdf Go to the last page.
