Sulfosulfuron, 100 µg/ml, Acetonitrile, 5ml

O-Desmethylvenlafaxine

Ethanol standard in serum,2.0g/L,serum, 1.5mL

Dibenz[a,h]anthracene-d14, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 13250-98-1