Composition: Fluoranthene 10ug/ml [206-44-0] Benzo(b)fluoranthene 2ug/ml [205-99-2] Benzo(a)pyrene 2ug/ml [50-32-8] Benzo(k)fluoranthene 2ug/ml [207-08-9] Indeno(1,2,3-c,d)pyrene 2ug/ml [193-39-5] Benzo(g,h,i)perylene 2ug/ml [191-24-2]