EPA Method 418.1 - TPH IR Standard Back Catalog number: 98245 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended TBB-809D Chemische Fabrik Kalk Bromkal80-9D® Nonabromobiphenyl, 1.2ml x 100ug/ml, nonane Price on request 9565.24-50UG 6:2 TriPAPS, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no. Price on request E649890 D(-)-Isoascorbic Acid (Erythorbic Acid), 10g Price on request