4,4'-DDT, 100 µg/ml, Methanol, 1ml Back Catalog number: 679461 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680045 Tyramine hydrochloride, 100mg Price on request 675902 Propylene thiourea, 250mg Price on request 59844 ICP-MS Calibration Standard Price on request