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 685284 PAH-Mix 4 deuterated, 10µg/ml in Acetonitrile, 1ml Price on request 70433 Kepone, 1000µg/ml in Acetone, 1ml Price on request 94894 525.2 Calibration Standard Price on request