13C4-Fipronil, 100 µg/ml, Acetonitrile, 1ml

2-sec-Butyl-4,6-dinitrophenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 88-85-7

1,8-Dichloronaphthalene, 1.2mL x 50ug/mL, nonane

1,2,3-Trimethylbenzene, 250mg