4,4'-DDD, 100 µg/ml, Toluene, 5ml Back Catalog number: 675989 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 96645 Fermentation Standard Price on request 675493 Mix 32, 10 µg/ml, Methanol, 10ml Price on request 675759 Ditalimfos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request