COD Calibration Standard Back Catalog number: 50241 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 98494 Chlorinated Pesticides Price on request 1773.12-K-IO 4,4'-Diaminobiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 92-87-5 Price on request 681325 Cybutryne Metabolite M1, 10mg Price on request