Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane

4,4’-Dichlorobiphenyl

1,2-Dimethoxyethane, Internal Standard in isooctane, ASTM, 2000µg/mL, Solvent-isooctane, Unit 20mL, # of units-1, Cas.no. 110-71-4

2-Nitrotoluene, 250mg