2570U |
Manganese, Urine |
2661U |
Metals/Metalloids Panel 1, Urine |
2662U |
Metals/Metalloids Panel 2, Urine |
2663U |
Metals/Metalloids Panel 3, Urine |
2664U |
Metals Panel 4 (Arsenic, Cadmium, Lead, Mercury), Urine |
2670U |
Mercury, Urine |
2836U |
Methanol Exposure Profile, Urine |
3090U |
Molybdenum, Urine |
3098U |
Mono-n-butyl phthalate (MNBP), Urine |
8721B |
Meperidine and Metabolite, Blood |
8721SP |
Meperidine and Metabolite, Serum/Plasma |
8721U |
Meperidine and Metabolite, Urine |
9324U |
Methadone Screen, Urine |
9444U |
Meperidine Screen, Urine |
9522U |
Methamphetamine and Amphetamine Screen, Urine |