2,3,4-Tribromodibenzofuran, 1.2ml x 50ug/ml, toluene

Ethion, 100 µg/ml, Ethyl acetate, 5ml

Ethanol standard in water,1.3g/L,water, 1.5mL

1-Ethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1127-76-0