PAH Standard Back Catalog number: 90822 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended ME 20200 Aqueous Ethanol Standard (2.0g/l), 10 x 1,2ml Price on request S-4059-0-10B Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C) Price on request 72054 1,2,4-Trichlorobenzene-d3 Price on request