4-OH-Pyriproxyfen (4'-OH-pyr), 100 µg/ml, Acetoni

Buturon, 100 µg/ml, Acetonitrile, 1ml

2-sec-Butyl-4,6-dinitrophenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 88-85-7

d4 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 5 x 1ml