Perchlorate (ClO4-), 1000µg/ml in Water, 100ml

n-Pentadecane

Perfluoro-n-[1,2,3,4,6-13C5]hexanoic acid, 50µg/ml in MeOH, 1,2ml

2,6-Dibromodiphenyl ether,50 µg/mL,isooctane,1mL,