N,N-Dimethylformamide Back Catalog number: 90524 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-B Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 13887.8-K-AN Clavulanic acid potassium salt, 1000µg/ml in Acetonitrile, 1ml Price on request BB-37 3,4,4'-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request