Theophylline, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 58-55-9

Acenaphthene-d10, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 15067-26-2

Camphane, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 38451-93-3

(R)-(-)-Metalaxyl-d6, 100µg/ml in Acetonitrile, 1ml