1-Chloro-2,4-dinitrobenzene, 100 µg/ml, Methanol,

Mass-Labelled PCDDs/PCDFs/PCBs Solution/Mixture, 1.2ml, nonane

2,3',4,5'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,

Custom deuterated PAH -mix 6 Components, each 5000µg/mL in dichloromethane 0978.10 Naphthalene-d8 1524.12 Acenaphthene-d10 0389.14 Phenanthrene-d10 1088.20 Benzo[a]pyrene-d12 1337.16 Fluoranthene-d10 1330.22 Dibenzo[a,h]anthracene-d14