Mass-Labelled PCDF/PCB Syringe Spike, 1.2ml, nonane

4,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml

Metazachlor methylsulfoxide,100 µg/mL,acetonitrile,1mL,

CONOSTAN Cl Standard 0,1% (1000ppm), 100g