4,4'-DDD, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678378 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1404.7-1G m-Cresol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 108-39-4 Price on request H949470 rac-3-Hydroxypentanoic Acid, 100mg Price on request 0954.10-K-IO 2,5-Dimethylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16587-48-7 Price on request