EPA Method 418.1 - TPH IR Standard Back Catalog number: 98245 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3500.8-100-CY Ronnel Price on request 98494 Chlorinated Pesticides Price on request 3907.21-1G Curcumin (E 100), neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 458-37-7 Price on request