Mono-ethyl phthalate (ring-1,2-13C2,99%, dicarboxyl-13C2,99%) 100 µg/mL in MTBE

Tebufenozide-d9 (3,5-dimethylbenzoyl-d9),100 µg/mL,acetonitrile,1mL,

n-Pentyl benzyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1240-18-2

Potassium perfluoro-1-butanesulfonate, 1.2ml x 50ug/ml, methanol