2,2’,3,4,4’,5’-Hexachlorobiphenyl (138)

2,3,3',4',5-Pentachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

Metribuzin, 1000µg/mL in MeOH, 1ml

1,3,7-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2131-38-6