Irbesartan, 10 µg/ml, Acetonitrile, 10ml

tau-Fluvalinate, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 102851-06-9

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

EPA Method 8040 - Surrogate Standard