EPA Method 617/8080/8250/8270 - Analytes Back Catalog number: 10213 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1632.9-25MG Cimetidine guanidine derivative (N-Methyl-N'-[2-[[(5-methyl-H-imidazol-4-yl)-methyl]-thiol]-ethyl]-guanidine dihydrochloride), neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 59660-24-1 Price on request 79110 4-Chlorophenyl phenyl ether Price on request 8798.0-1G Ammonium polyphosphate (Phase II n>1000), neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 68333-79-9 Price on request