Propham, 10 µg/ml, Acetonitrile, 10ml

Native Coplanar PCB Solution/Mixture, 1.2ml , nonane

3,4,5-Trichloro[13C6]phenol, 1.2ml x 100ug/ml, isooctane

Demeton-S-methyl sulfon-d6,100 µg/mL,cyclohexane,1mL,