PSA-Mix 1 Back Catalog number: 674688 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 678498 Quinalphos, 100 µg/ml, Acetonitrile, 1ml Price on request 63056 2,3,3',4'-Tetrachlorobiphenyl (56) Price on request 0030.26-200-T Dibenzo[b,k]chrysene, Inquire, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 217-54-9 Price on request