4,4’-Diamino-3,3’-dimethyldiphenylmethane

n-Hexacosane, ?13C: - 34.35, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 630-01-3

Perfluoro-n-[1,2,3,4-13C4]octanoic acid, 50µg/ml in MeOH, 1,2ml

n-Pentyl iso-pentyl phthalate (n-Pentyl 3-methlybutyl phthalate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 776297-69-9