4,4'-DDT, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673538 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 675094 Sodium p-n-tetradecylbenzenesulfonate, 10mg Price on request 0653.40-500-IO Lycopane, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 45316-02-7 Price on request 94568 PCB Congener Surrogate Standard Mix Price on request