Acetaldehyde diethylacetal, certified, 1ml

Ipronidazole-hydroxy, 10mg

n-Heptadecane, ?13C: - 25.72, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-78-7

17 alpha(H),21ß(H)-28,30-Bisnorhopane, neat, Solvent-neat, Unit ca. 1µg , # of units-1, Cas.no.