Multi-Element Internal Standard

Butanal, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 123-72-8

1,4-Dichlorobenzene, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 106-46-7

Octachlorostyrene, 20mg