3070U |
N,N-Dimethylformamide (DMF) Exposure (N-Monomethylformamide), Urine |
3107B |
Nabumetone as Metabolite, Blood |
3110B |
Nalbuphine - Free (Unconjugated), Blood |
3110U |
Nalbuphine - Total (Conjugated/Unconjugated), Urine |
3113U |
Naloxone - Total (Conjugated/Unconjugated) Screen, Urine |
3116U |
Naltrexone and Metabolite - Total (Conjugated/Unconjugated), Urine |
3130B |
Naproxen, Blood |
3130U |
Naproxen, Urine |
3140B |
Nickel, Blood |
3140U |
Nickel, Urine |
3145B |
Nefazodone, Blood |
3145U |
Nefazodone, Urine |
3150B |
Nicotine and Metabolite, Blood |
3150U |
Nicotine and Metabolite with Anabasine, Urine |
3158B |
Nifedipine, Blood |
3175U |
Nitrazepam and Metabolite, Urine |
3214B |
Nitrous Oxide, Blood |
3216B |
Nordiazepam and Metabolite, Blood |
3216U |
Nordiazepam and Metabolite, Urine |
3220B |
Nortriptyline, Blood |
5119U |
Naloxone - Total (Conjugated/Unconjugated) Confirmation, Urine |
5674B |
Nicotine and Metabolite Confirmation, Blood |
5674U |
Nicotine and Metabolite with Anabasine Confirmation, Urine |
8702B |
Nortriptyline, Blood |
8702U |
Nortriptyline, Urine |
9404B |
Nicotine and Metabolite Screen, Blood |
9404U |
Nicotine and Metabolite with Anabasine Screen, Urine |