Selenium (Se) Back Catalog number: 50478 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8911.14 3-Methyl-2,2',4,6'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request 678457 Phoxim, 100 µg/ml, Acetonitrile, 1ml Price on request 679330 Ethyl benzoylformate, 250mg Price on request