tau-Fluvalinate, 100 µg/ml, Ethyl acetate, 5ml

n-Nonylcyclohexane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2883-02-5

GC/MS Hexachlorobenzene Mixture 1356,6 Hexachlorobenzene [118-74-1] 50µg/ml

Octachlorodibenzofuran,50 µg/mL,n-nonane,1mL,