Appendix II Volatile Standard Back Catalog number: 93432 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-13479-S 1,3,4,7,9-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 722393 PAH standard for liquid chromatography 16 PAH acc. to. EPA Method 610 in acetonitrile pack of 1mL 2 392,00 Kč 682237 2,2'-Dihydroxy-4,4'-dimethoxybenzophenone, 1000mg Price on request