(-)-(S)-Levetiracetam,1000 µg/mL,MeOH,1mL Back Catalog number: 9473.9-K-ME Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 2492.14-K-IO Mono-n-octyltriethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16216-27-6 Price on request DF-IS-C Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 676268 Fenthion-oxon-sulfoxide, 100 µg/ml, Acetonitrile, Price on request