2,3,4,6-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Methylchloroformate-d3, neat, Solvent-neat, Unit 10ml, # of units-1, Cas.no.

1,2,3,4,6,7-Hexachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

Toxic Substances #1