EPA Method 507 Surrogate Standard

Perfluorononanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 375-95-1

DL-Propranolol hydrochloride, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 318-98-9

Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane