1,4,9-Trichlorodibenzofuran, 1.2ml x 50ug/ml, toluene Back Catalog number: DF-149-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended S-4282 Internal Standard for GC-analysis of PAH compounds II S-4282 Compound Prod.no. Batch no. Purity CAS no. Grav. conc. 2,2'-Binaphthyl 0254,20 2951 99.9 % 612-78 Price on request SC-218032 D-Neopterin-13C5, 1mg Price on request 98303 2-Methylnaphthalene Price on request