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

2,2',4,4',5,5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35065-27-1

Toxaphene with TCMX & DCB

3,3’-Dimethylbenzidine