COD Calibration Standard Back Catalog number: 50451 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2261.2-10G Ethylene glycol, neat, Solvent-neat, Unit 10g, # of units-1, Cas.no. 107-21-1 Price on request 9072.6-K-IP 3,4-Dichlorocatechol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 3978-67-4 Price on request 93893 Semi-Volatile Mix Price on request