Dimethoate, 100 µg/ml, Toluene, 1ml

Endosulfan (techn.), 10µg/ml in Cyclohexane, 10ml

11-trans-Eicosenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 62322-84-3

Method 8151 Standard