2,4-D, 100µg/ml in Acetonitrile, 5ml

4-Nitrosophenol, 25mg

Multicomponent Stock Solution of native reference substances (§ 5.8) 8 Analytes, each 50µg/mL in isooctane; unit: 1x1mL

2-Amino-3-methyl-3H-imidazo[4,5-f]quinoline-2-13C, 5mg