Multi-Element Calibration Standard-2A Back Catalog number: 50012 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1218.18-200-T 3-Ethylfluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 20496-16-6 Price on request 13400-0407-100ME5 Bisphenol S, 100µg/ml in MeOH, 5ml Price on request 678626 Vamidothion-sulfoxide, 100 µg/ml, Acetonitrile, Price on request