Paraoxon-ethyl, 10.0 µg/ml, Ethyl acetate, 10ml

2,4-Dibromoanisole, 100mg

Benz[a]anthracene-d12, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1718-53-2

2-Ethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 939-27-5