Metamitron, 100µg/ml in Methanol, 1ml

Tebuconazole, 100µg/ml in Acetonitrile, 1ml

PCB No. 78, 100µg/ml in Isooctane, 1ml

2-(N-methylperfluoro-1-octanesulfonamido)-ethanol, 50µg/ml in MeOH, 1,2ml