2260SP |
Heptachlor and Metabolite, Serum/Plasma |
2340SP |
Hydrocodone - Free (Unconjugated), Serum/Plasma |
8663SP |
Hydrocodone and Metabolites - Free (Unconjugated), Serum/Plasma |
8664SP |
Hydromorphone - Free (Unconjugated), Serum/Plasma |
9332SP |
Hydrocodone Screen, Serum/Plasma |