EPA Method 8260B Surrogate Standard Back Catalog number: 23012 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1487.20-10UG Phenanthryl-9-O-glucuronide, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 177194-36-4 Price on request 675526 Bisphenol PH, 100mg Price on request 91289 n-Pentacosane Price on request