Tefluthrin, 100 µg/ml, Ethyl acetate, 1ml

Acenaphthylene, 100 µg/ml, Cyclohexane, 1ml

Cortisol-9,11,12,12-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 73565-87-4

Pyrene-d10, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1718-52-1