EPA Method 502/524 Surrogate Standard #2 Back Catalog number: 19267 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9275.18-100MG Clozapine, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 5786-21-0 Price on request 50728 ICP Mix #11 Price on request 71303 Di-n-amyl phthalate Price on request