Surrogate Standard Mix 9, 200 ng/µl, 1ml Back Catalog number: XA08080900AC Availability: In the manufacturer's stock Price on request - + Recommended 95338 PAH Standard Price on request 31011 Benzene Price on request 1692.12-100-TX5 2-Fluorodibenzothiophene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 177586-38-8 Price on request