Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane

Metaldehyde,100 µg/mL,MeOH,1mL,

Atraton, 100µg/ml in Acetonitrile, 1ml

2-(4-Chloro-2-methylphenoxy-d3)propionic acid, 100µg/ml in MeOH, 1ml