Phthalic acid, bis-butyl ester, certified, 0.5g

2H,2H,3H,3H-Perfluoroundecanoic acid, 50µg/ml in MeOH, 5ml

Acenaphthene, 100 µg/ml, Acetonitrile, 1ml

rac Felodipine-13C4, d3, 1mg