EPA Method 601 Purgeable Halocarbons

1,2,3,4-Tetrachlorobenzene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 634-66-2

CLP Volatiles - Low Concentration Mix #2

1,3,7,8-Tetrabromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene