Trifluralin, 100 µg/ml, Ethyl acetate, 5ml

Metoprolol (free base),neat,neat,50mg,

2,4-Dimethylthiophene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 638-00-6

Ethanol standard in serum,0.5g/L,serum, 3mL