Swep, 100 µg/ml, Acetonitrile, 5ml

p-n-Nonylphenol Diethoxylate (ring-13C6), 100µg/ml in Nonane, 1,2ml

D7-Propranolol hydrochloride, 100 µg/ml, Water,

2,3',4,5',6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,