2-hydroxy-3-methylpentanoic acid, >95%, 50mg

2,3',4',5-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Tri-(3-phenyl)-1-propylamine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 408309-07-9

Phosphamidon, 100 µg/ml, Ethyl acetate, 5ml