Perfluoro-3-methylheptanoic acid, 1.2ml x 50ug/ml, methanol

all-trans-Retinoic Acid-d5 (major), 1mg

Perfluoro-n-[1,2,3,4,5-13C5]pentanoic acid, 50µg/ml in MeOH, 1,2ml

Thiophene