Tolbutamide

2,2',4,4',5,5'-Hexachloro-3-biphenylol, 1.2ml x 50ug/ml, nonane

Malathion, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 121-75-5

d3 C21Monoaromatic Sterane (5 alpha(H)/5ß(H)), 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.