Tefluthrin, 100 µg/ml, Cyclohexane, 1ml

Valproic acid-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 87745-17-3

Ethanol standard in serum,1.0g/L,serum, 1.5mL

Dechlorane 603, 1.2ml x 50ug/ml, toluene