Amaranth, certified, 0.25g

Di(propylene glycol) butyl ether, mixture of isomers,1000 µg/mL,MeOH,1mL,

Ethanol standard in water,0.1g/L,water, 3mL

Benzo(g,h,i)perylene, 10µg/ml in Acetonitrile, 10ml