Perfluoroheptanoic acid

n-Tetracontane, ?13C: -27.05, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 4181-95-7

1,2-Diethylbenzene

1,413 µS/cm conductivity solution (box of 25x20mL sachet)