BTEX (1.0 µg/mL) Back Catalog number: 98514 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95380 AIR Cal Mix Price on request 2560.18-100-ME Calcium p-n-dodecylbenzenesulfonate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 26264-06-2 Price on request M8FOSA-I Perfluoro-1-[13C8]octanesulfonamide, 50µg/ml in Isopropanol, 1,2ml Price on request