1,3-Dichlorobenzene, 1000µg/ml in MeOH, 1ml

Thulium (Tm)

2-Chloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

4-Chloro-3-methylphenol, 100µg/ml in MeOH, 1ml