Ethoprophos, 100µg/mL in Cyclohexane, 1ml

Octachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

2H,2H,3H,3H-Perfluorohexanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 356-02-5

L-Valine, 250mg