Sulfur in Isooctane - 0 Wt%

2,3,3',5'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Terbutryn, 100µg/mL in Acetonitrile, 1ml

Heptachlor epoxide (isomer B), 1000µg/ml in MeOH, 1ml