D8-4,4'-DDD, 100 µg/ml, Acetone, 1ml Back Catalog number: 684690 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673016 Progesterone, 250mg Price on request 50705 Carbon Mix 2 (C) Price on request 9813.2-K-ME Dimethylnitramine, 1000µg/mL, Solvent-methanol, Unit 1.1mL, # of units-1, Cas.no. 4164-28-7 Price on request