2,4,4',5-Tetrachlorodiphenyl ether, 1.2ml x 50ug/ml, nonane

Melamine, 1.2ml x 100ug/ml, water

d4 C27 alpha alpha alpha (20R)-Cholestane, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 205529-74-4

n-Butyl iso-butyl phthalate (n-Butyl 2-methylpropyl phthalate), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 17851-53-5