3,3´-Dimethoxybenzidine, certified, 0.1g

Amiodarone, 1g

Methylmalonic acid, 100 µg/ml, Acetonitrile, 1ml

Indeno[1,2,3-cd]pyrene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 203578-33-0