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