PSA-C18-Mix 2 Back Catalog number: 674515 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 79675 1,2,4-Trichlorobenzene Price on request 53038 Interference Standards Set Price on request BB-1 2-Bromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request