WS 1,4-Dioxane

2-Hydroxyibuprofen, 100 µg/ml, Acetonitrile, 1ml

U{13C17}-Aflatoxin B2, 0.5µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no.

2,2’-Thiodiethanol