Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane

Propyzamide, 100 µg/ml, Ethyl acetate, 5ml

3,3'-Dimethylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 612-75-9

Acetone, 2000µg/mL, Solvent-9:1Methanol/water or Methanol, Unit 1mL, # of units-1, Cas.no. 67-64-1