1-Methylnaphthalene-d10

Carbofuran-3-hydroxy, 10mg

1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin ,50 µg/mL,n-nonane,1mL,

Atrazine-desethyl-desisopropyl, 50µg/mL in MeOH, 1ml