Catechol Back Catalog number: 79218 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92559 EPA Method 624 Internal / Surrogate Standard Price on request 0719.10-K-IO cis-Decaline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 493-01-6 Price on request NK-ST-A4 Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request