1,2,3,4,5-Pentabromobenzene,50 µg/mL,MeOH,1mL,

Dicofol, 100μg/mL in Acetonitrile, 1ml

Praseodymium (Pr)

alphaßß (20R)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 69483-47-2