4-Chloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane Back Catalog number: MCDE-3 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 94569 PCB Congener Internal Standard Mix Price on request 31382 EPA Method 507 Nitrogen Phosphorus Pesticides Price on request RM1523 Stoddard Solvent Price on request