DFP-SS-A Mass-Labelled PCDD/PCB Sampling Spike - 1.2 ml x 50ng/ml in nonane

IUPAC

3,3',4,5'-Tetrachloro[13C12]biphenyl 79L 50 ng/ml

1,2,3,4-Tetrachloro[13C12]dibenzo-p-dioxin 50 ng/ml