4,4'-DDE, 100 µg/ml, Toluene, 5ml Back Catalog number: 675841 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1841.11-1G 4-n-Butylbenzoic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 20651-71-2 Price on request 71467 trans-2-Pentene Price on request C16173500 Phthalic acid, bis-iso-butyl ester, certified, 0.25g Price on request