Mass-Labelled PCB Solution , 1.2ml x 100ng/ml, nonane

2-Methylnaphthalene, 50mg

3,4,5-Trichlorocatechol , 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 56961-20-7

Chlorinates Standard