3,3',4,4'-Tetrabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

2,3,4,6-Tetrachloroanisole

Cortisol-9,11,12,12-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 73565-87-4

Dibenzothiophene-d8, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 33262-29-2