COD Calibration Standard Back Catalog number: 50255 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11816.7-K-IO 2-Ethynyl-3-methylpyrazine,1000 µg/mL,isooctane,1mL, Price on request 1416.9-1G 3-n-Propylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 621-27-2 Price on request 92268 Citric acid [1% wt] Price on request