Metazachlor, 10.0 µg/ml, Acetonitrile, 10ml

Atrazine-desethyl-desisopropyl, 100mg

Chrysene-d12, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 1719-03-5

Hexachlorobenzene,10 µg/mL,cyclohexane,1mL,