Benzene/n-Hexane Control Standard Benzene/n-Hexane = 1:2 (Neat 1mL)

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

5H-5-Methyl-6,7-dihydrocyclopentapyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

PCB Congener Mix #4