Methyl Paraben-13C6, 1mg

CLP Surr. Standard #2, 200ug/mL in Acetone, 1ml

Endosulfan sulfate, 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1031-07-8

Hexachlorobutadiene, 2000µg/ml in MeOH, 1ml