D4-Ethephon, 100 µg/ml, Acetone, 1ml

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

Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane

1,2,4,7,8-Pentachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane