1,4,9-Trichlorodibenzofuran, 1.2ml x 50ug/ml, toluene

Clozapine-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 204395-52-8

6-Methylchrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1705-85-7

n-Dodecane, ?13C: -32.54, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 112-40-3