L-propranolol hydrochloride

Heptaldehyde, 1000µg/ml in Acetone, 1ml

2,2,4,4,5,5,7,7-Octamethyloctane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5171-85-7

N-Nitrosodimethylamine, 1000μg/ml in MeOH, 1ml