EPA Method 8260B - Purgeable Internal Std

Di-iso-nonyl phthalate in mixture with C8-10-branched alkyl o-phthalate , C9-rich, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 68515-48-0

Fipronil, 1000µg/ml in Acetonitrile, 1ml

Chlorthiophos