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

4-n-Propyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 132034-86-7

Di-n-butyl phthalate

D4-Propyl paraben, 100 µg/ml, Methanol, 1ml