EPA Method 418.1 - TPH IR Standard Back Catalog number: 98245 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96637 CW Herbicides Price on request 1851.15-100MG 2-Anthracenecarboxylic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 613-08-1 Price on request 12362.16-100-ME Mono-2-ethyl-1-hexyl phthalate-3,4,5,6-d4, 100µg/ml in MeOH, 1ml Price on request