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

1,3,5-Triethylbenzene, 250mg

WS Anions - Cal Check (X 10)

2,2',3,4',5,5',6-Heptachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane