Para-phenylenediamine,100 µg/mL,acetonitrile,1mL,

1,2,4,7,9-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

4-Chlorophenol-2,3,5,6-d4, OD,1000 µg/mL,isopropanol,1mL,

Ioxynil, 100mg