EPA Method 418.1 - TPH IR Standard Back Catalog number: 98245 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675401 Fenoprop, 10.0 µg/ml, Acetonitrile, 10ml Price on request 71829 2,4-Dichloronitrobenzene Price on request 13800-0043-1000IO Bis-(2-ethylhexyl)-terephthalate, 1000µg/ml in Isooctane, 5ml Price on request