0541TI |
Benzene, Tissue |
0542U |
Benzene Incident, Urine (OSHA) |
0543U |
Benzene OSHA Exposure Panel, Urine |
0556U |
Benzidine, Urine |
0560U |
Benzocaine, Urine |
0585U |
Benzonatate, Urine |
0620TI |
Benztropine, Tissue |
0620U |
Benztropine, Urine |
0690U |
Bisphenol A - Total (Conjugated/Unconjugated), Urine |
0770U |
Brompheniramine, Urine |
0800U |
Bupivacaine, Urine |
0803TI |
Bupropion and Metabolite, Tissue |
0803U |
Bupropion and Metabolite, Urine |
0805U |
Buspirone, Urine |
2111U |
Baclofen, Urine |
9122TI |
Bupropion and Metabolite Screen, Tissue |
9122U |
Bupropion and Metabolite Screen, Urine |