trans-Urocanic acid, 100mg

17 alpha(H),21ß(H)-25-Norhopane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 84276-47-1

4,4'-DDE, 100 µg/ml, Methanol, 1ml

Acetamiprid-N-desmethyl, 10.0 µg/ml, Acetonitrile