Selenium (Se) Back Catalog number: 57134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3879.8-K-ME 2-Ethylhexanoic acid, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 149-57-5 Price on request PAH-CVS-B PAH-CVS-B Calibration Kit, 5 x 1.0ml, isooctane Price on request 15900-0630-100AN5 Carbendazim, 100µg/ml in Acetonitrile, 5ml Price on request