D3-Ipronidazole, 100 µg/ml, Methanol, 1ml

iso-Propyl 4-hydroxybenzoate-2,3,5,6-d4, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 1219798-72-7

PCB No. 185, neat, 5mg

Hexachlorocyclopentadiene