3103B |
Nadolol, Blood |
3103SP |
Nadolol, Serum/Plasma |
3103U |
Nadolol, Urine |
3140B |
Nickel, Blood |
3140FL |
Nickel, Fluid |
3140H |
Nickel, Hair |
3140N |
Nickel, Nails |
3140R |
Nickel, RBCs |
3140SP |
Nickel, Serum/Plasma |
3140TI |
Nickel, Tissue |
3175B |
Nitrazepam and Metabolite, Blood |
3175SP |
Nitrazepam and Metabolite, Serum/Plasma |
3175U |
Nitrazepam and Metabolite, Urine |
3216B |
Nordiazepam and Metabolite, Blood |
3216SP |
Nordiazepam and Metabolite, Serum/Plasma |
3216U |
Nordiazepam and Metabolite, Urine |
3220B |
Nortriptyline, Blood |
3220SP |
Nortriptyline, Serum/Plasma |
3220TI |
Nortriptyline, Tissue |
3220U |
Nortriptyline, Urine |
8702B |
Nortriptyline, Blood |
8702U |
Nortriptyline, Urine |
9215B |
Nitrazepam and Metabolite Screen, Blood |
9215SP |
Nitrazepam and Metabolite Screen, Serum/Plasma |
9433B |
Nortriptyline Screen, Blood |
9433U |
Nortriptyline Screen, Urine |