4,4'-DDD, 100 µg/ml, Toluene, 5ml Back Catalog number: 675989 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 677715 2,4-Dimethylphenol, 100 µg/ml, Acetonitrile, 1ml Price on request 0235.16-K-T Pyrene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 129-00-0 Price on request 58130 Zinc (Zn) Price on request