4,4'-DDD, 250mg Back Catalog number: 677528 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 82477 Gas-Liquid Partitioning Surrogates - Method 8261 Price on request 94509 EPA Method 8151 Standard Price on request 8838.8-K-IO 2-t-Butylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request