Quinmerac D4 100 µg/mL in Acetonitrile

2,2',3,4,4',5,5'-Heptabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Epoxiconazole, 10.0 µg/ml, Ethyl acetate, 10ml

1,2,8,9-Tetrachloro(13C12)dibenzo-p-dioxin, 1.2mL x 50ug/mL, toluene