Chemical Oxygen Demand Back Catalog number: 59447 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2256.2-1ML 1,2-Dibromoethane, in Certan bottle, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 106-93-4 Price on request 58550 Tin (Sn) Price on request 32591 Vinyl chloride, 2000µg/ml in MeOH, 1ml Price on request