2,4'-DDD, 100 µg/ml, Methanol, 1ml Back Catalog number: 679456 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 66078 PCB No. 78, 100µg/ml in Isooctane, 1ml Price on request 10403.2-50MG O,O-Dimethylhydrogenphosphate Price on request 98656 TX TPH Calibration Standard (High End) Rev. 1.0 Price on request