Parathion ethyl

9(Z),12(Z)-Octadecadienoic acid, 1g

alphaßß (20R,24S)-24-Methylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 71117-90-3

PCB No. 206, 10ug/ml in Isooctane, 10ml