Bis(2-butoxyethyl) phthalate, 100mg

U{13C34}-Fumonisin B1, 25µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no.

beta-HCH, 100 µg/ml, Methanol, 1ml

EPA Method 500 Series Internal Standard