2,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673527 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended X9111 Heptachlor Price on request 8684.14 Pyrifenox, , Solvent-, Unit , # of units-, Cas.no. 88283-41-4 Price on request 21006 Base/Neutrals Surrogate Standard Price on request