4,4'-DDA, 100mg Back Catalog number: 681820 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680323 3-Hydroxy-Imidacloprid, 100 µg/ml, Acetonitrile, Price on request 97554 Acrylamide-2,3,3-d3 Price on request 97347 2,6-Dimethylaniline Price on request