Urethane, 1000µg/ml in MeOH, 1ml Back Catalog number: 70421 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10407.4-K-ME O,O-Diethyldithiophosphate, ammonium salt Price on request DF-IS-C40 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 678403 Etofenprox, 100 µg/ml, Acetonitrile, 5ml Price on request