Chemical Oxygen Demand Back Catalog number: 59592 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10634.12-50-NN 1,2,3,6,7,8-Hexachlorodibenzofuran,50 µg/mL,n-nonane,1mL, Price on request 673826 Azoxystrobin, 100mg Price on request 81504 2,4,5-TP methyl ester Price on request