Fenthion-oxon, 10.0 µg/ml, Acetonitrile, 10ml

Tris(2-chloroethyl)phosphate-d12

C29 1-Methyl triaromatic sterane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80382-28-1

2,2',3,3',4,5,5',6,6'-Nonachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane