2,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673528 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3434.12-100-AN MCPB-methyl ester Price on request DF-12478-S 1,2,4,7,8-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 681825 Didodecyldimethylammonium bromide, 100 µg/ml, Ace Price on request