Chemical Oxygen Demand Back Catalog number: 59592 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3792.14-K-IO Cashmeran, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 33704-61-9 Price on request M4M29 2,4,5-Trichloro-4'-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene Price on request 50647 Sodium arsenate dibasic heptahydrate (As) Price on request