Nonafluorobutane-1-sulfonic acid

Calibration Kit for WHO (Dioxin-like) PCBs; EN 1948-4:2010, 6 x 500ul, nonane

Propoxyphene hydrochloride, 100µg/mL, Solvent-acetone, Unit 1mL, # of units-1, Cas.no. 1639-60-7

5 alpha(H),17 alpha(H),(20R)-3ß-Acetoxyergost-8(14)-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4042-95-9