Fenamiphos-sulfoxide, 10 µg/ml, tert-Butyl methyl

17alpha-Ethynylestradiol,1000 µg/mL,MeOH,1mL,

EPA 8041A Surrogate Standard S-4382 1mg/mL in isopropanol, 1 mL, 5 x 1mL, 5mL 2,4-Dibromophenol

2,3',4',5-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,