EPA Method 8260B Purgeable Internal Standard Back Catalog number: 26013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended NG-17604-1G Propionic acid sodium salt, 1g Price on request 50040 Potassium Nitrate Price on request MPN-56 1,2,3,7,8-Pentachloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane Price on request