EPA Method 548 Analyte Back Catalog number: 30048 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1285.26-K-IO 1-Hexacosanol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-52-5 Price on request 678458 Piperonyl butoxide, 100 µg/ml, Acetonitrile, 5ml Price on request 674871 Carbadox, 100mg Price on request