4,4'-DDE, 100 µg/ml, Toluene, 5ml Back Catalog number: 675841 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 682579 Quizalofop-P-ethyl, 100 µg/ml, Acetonitrile, 5ml Price on request 2432.6-K-IPX5 4-Nitrophenol-2,3,5,6-d4, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 93951-79-2 Price on request X9130 2-Butanone Price on request