EPA Method 509 Internal Standard Back Catalog number: 30097 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1133.13-10MG n-Tridecane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 629-50-5 Price on request 679939 Cimetidine, 100mg Price on request 92348 SS Pesticide Standard Price on request