4,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673534 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 679028 15N2-Chloridazon-desphenyl, 100 µg/ml, Acetonitri Price on request 19207 Semi-Volatiles Spiking Standard Price on request 681189 Xinjunan, 10mg Price on request