Trichloroethene, 100 µg/ml, Methanol, 5ml

Hexachloro-1,3-butadiene-13C4,neat,neat,10mg,

Avermectin B1a, 100 µg/ml, Acetonitrile, 1ml

Indeno[1,2,3-cd]pyrene-d12, 1000µg/ml in Toluene, 1ml