4,4´-Diamino-3,3´-dimethyldiphenyl methane, certified, 0.1g

1,3,5-Triazine-2,4,6-triamine-[15N3] (Melamine-[15N3]), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 287476-11-3

(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),100 µg/mL,acetonitrile,1mL,

1-Ethenylpyrrolidin-2-one (1-Vinylpyrrolidin-2-one), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 88-12-0