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

GC-IRMS Standards (C15 (?13C: -30.22); C20 (?13C: -33.06); C25 (?13C: -28.21)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no.

Hexadecahydropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 2435-85-0

V, 1000 µg/mL in 2% HNO3, 100ml