EPA Method 418.1 - TPH IR Standard Back Catalog number: 98245 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3953.1-1ML Dibromomethane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 74-95-3 Price on request 685200 2-Naphthyloxyacetamide, 25mg Price on request DFP-LCS-A Mass-Labelled PCDD/PCDF/PCB Solution/Mixture, 1.2ml, nonane Price on request