Putrescine dihydrochloride, 1000mg Back Catalog number: 682841 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 677710 2-Methylnaphthalene, 100 µg/ml, Acetonitrile, 1m Price on request 2286.16-10-AC 4-n-Octylphenol monoethoxylate,10 µg/mL,acetone,1mL, Price on request 71174 Polyethylene glycol Price on request