1,4-Dimethylnaphthalene, 100mg Back Catalog number: 677597 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 71648 Propionic acid isobutyl ester Price on request 98430 EPA 8240B Calibration Standard Price on request 66019 2,2',6-Trichlorobiphenyl (19) Price on request