1,2,3,4,6,7-Hexachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

2,3,4-Trichlorophenol, 100 µg/ml, Methanol, 5ml

n-Nonadecylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 29136-19-4

Bensulfuron-methyl, 100 µg/ml, Acetonitrile, 1ml