(±)-Sotalol-d6 hydrochloride (dimethyl-d6),100 µg/mL,MeOH,1mL,

Heptachlor-endo-epoxide (trans-, isomer A), certified, 10mg

Indeno[1,2,3-c,d]pyrene, 10.0 µg/ml, Acetonitrile

2H,2H,3H,3H-Perfluorononanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 27854-30-4