beta-Endosulfan, 100 µg/ml, Methanol, 1ml

Oxprenolol

2-Methyldiphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 13963-35-4

1,1-Dichloroethane,5000 µg/mL,MeOH,1mL,