EPA Method 515.1 Internal Standard Back Catalog number: 31023 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4036-0-IOX5 3-Chlorothiophene in isooctane, Blank Units: 5x1mL ampoules Price on request 9481.5-100K-ME Cadaverine, 100mg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 462-94-2 Price on request 676798 Bisphenol B, 100mg Price on request