Extended Calibration/Low Level Solution, 500ul, nonane

Celecoxib,1000 µg/mL,acetonitrile,1mL,

2-Amino-1-methyl-6-phenylimidazo[4,5-b]py ridine (PhIP), 5mg

Tritosulfuron, 100µg/mL in Acetonitrile, 5ml