3103B |
Nadolol, Blood |
3107B |
Nabumetone as Metabolite, Blood |
3110B |
Nalbuphine - Free (Unconjugated), Blood |
3111B |
Naloxone - Free (Unconjugated), Blood |
3116B |
Naltrexone and Metabolite - Free (Unconjugated), Blood |
3118B |
Nateglinide, Blood |
3130B |
Naproxen, Blood |
3130FL |
Naproxen, Fluid |
3145B |
Nefazodone, Blood |
3158B |
Nifedipine, Blood |
3174B |
Nitrate/Nitrite (Qualitative), Blood (Forensic) |
3175B |
Nitrazepam and Metabolite, Blood |
3214B |
Nitrous Oxide, Blood |
3216B |
Nordiazepam and Metabolite, Blood |
3220B |
Nortriptyline, Blood |
8702B |
Nortriptyline, Blood |
9215B |
Nitrazepam and Metabolite Screen, Blood |
9433B |
Nortriptyline Screen, Blood |