Phthalic acid, mono-n-butyl ester, certified, 0.1g

1,2,5,5,6,9,10-Heptachlorodecane (CP-8), 10.0 µg/m

Dimethenamid-ESA sodium salt, 10µg/ml in Acetonitrile, 5ml

4-Nonylphenol, mixture of nonyl isomers, 1000µg/mLin Isooctane, 1ml