4,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673529 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended MET-11986AM1-1ML Flufenacet ESA sodium salt, 100µg/ml in MeOH, 1ml Price on request 73685 4-Hydroxy-2-butanone Price on request ACQ-AQ50-115 Ethanol standard in water,5.0g/L,water, 1.5mL Price on request