3,3´-Dichlorobenzidine, 100mg

n-Propylbenzene, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 103-65-1

Perfluorooctane sulfonic acid, potassium salt,50 µg/mL,MeOH,1mL,

Methidathion, 100 µg/ml, Toluene, 1ml