(±)-Fipronil,100 µg/mL,acetonitrile,1mL,

Hexabromo[13C6]benzene, 1.2ml x 50ug/ml , toluene

a,a,a-Trichlorotoluene

3,4-Dichlorocatechol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 3978-67-4