4,4'-DDD, 100 µg/ml, Methanol, 1ml Back Catalog number: 679457 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 55026 WP Conductance @ 25°C Price on request 95899 NJ EPH Aliphatic n-Hydrocarbons - Revised Price on request 58055 Cesium (Cs) Price on request