Chemical Oxygen Demand Back Catalog number: 59592 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677074 Chinomethionat, 100 µg/ml, Cyclohexane, 1ml Price on request 8956.25-100-ME 3-Chloro-1,2-propandiol-1-monobehenate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 677638 Chlorothalonil, 10.0 µg/ml, Cyclohexane, 10ml Price on request