Heptachlor-exo-epoxide, 100 µg/ml, Methanol, 1ml

Iopamidol-d3, 0,5mg

PCB No. 81, 10µg/ml in Isooctane, 10ml

n-Pentacosane-d52, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 121578-13-0