COD Calibration Standard Back Catalog number: 50255 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79139 Carbon disulphide Price on request 12035.19-K-AN 4-ANPP,1000 µg/mL,acetonitrile,1mL, Price on request 2893.18-100-IO Di-n-pentyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 358730-89-9 Price on request