Heptachlor-endo-epoxide (trans-, isomer A), 100 ng/µl, 1ml

Citalopram

3-Methylhexane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 589-34-4

Ethanol standard in serum,3.0g/L,serum, 3mL