EPA Method 418.1 - TPH IR Standard Back Catalog number: 98245 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673917 Chloridazon-methyl-desphenyl, 100 µg/ml, Acetonit Price on request 1852.15-1G 9-Anthracenecarboxylic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 723-62-6 Price on request 92282 Pesticide Mix #1 Price on request