4-Formylmorpholine

1-(Trifluoroacetyl)imidazole, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 1546-79-8

4,4'-DDE, 10.0 µg/ml, Ethyl acetate, 10ml

Benzo(e)pyrene,2000µg/ml in methylene chloride,1ml