Buturon, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 684366 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 71200 g-Butyrolactone Price on request 682841 Putrescine dihydrochloride, 1000mg Price on request 681202 TFNA, 100 µg/ml, Acetonitrile, 1ml Price on request