Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane

C20 Triaromatic sterane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 81943-50-2

Single 15+1 EU PAHs, 200µg/mL each in toluene, 200µg/mL, Solvent-toluene, Unit kit, # of units-1, Cas.no.

Ethyl formate