Chemical Oxygen Demand Back Catalog number: 59592 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675239 Mefenpyr-diethyl, 100 µg/ml, Acetonitrile, 5ml Price on request 32671 1,3-Diethylbenzene Price on request 0222.22-10MG Benzo[ghi]perylene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 191-24-2 Price on request