EPA Method 531.1 - Analytes Back Catalog number: 30042R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59343 Perchlorate Level 5 Price on request 3366.6-K-IO 1,4-Dichlorobenzene, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 106-46-7 Price on request 90643 Phenols Standard Price on request