COD Calibration Standard Back Catalog number: 50241 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50284 Cations Mix - ICC-DX-621 Price on request 79610 2-Ethylnaphthalene Price on request 8912.14 4-Methyl-2,2',5,5'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request