Carbophenothion-methyl, 100 µg/ml, Methanol, 1ml

2-Methylanthracene

2-Hydroxyatrazine, 100µg/mL in MeOH:AC (98:2),1ml

2,3-Dibromo-7,8-dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene