Perfluoro-n-heptanoic acid, 1.2ml x 50ug/ml, methanol

Hexachlorobenzene (13C6, 99%), 100µg/ml in Nonane, 1,2ml

1,4-Dioxane

Phenol-2,3,4,5,6-d5, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 4165-62-2