Putrescine dihydrochloride, 1000mg Back Catalog number: 682841 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2778.10-100-AN Heptachlor-exo-epoxide (cis-) Price on request 67026 Mono & Disaccharides, 100µg/ml in Water, 1ml Price on request 673471 Aclonifen, 100 µg/ml, Ethyl acetate, 5ml Price on request