Metamitron, 100µg/mL in Acetonitrile, 1ml

Nitrofurantoin 13C3, 5mg

Alcohol-Glycol Standard, 4000µg/ml in Water, 1ml

N-methyl-d3-perfluoro-1-octanesulfonamidoacetic acid, 50µg/ml in MeOH, 1,2ml