EPA Method 418.1 - TPH IR Standard Back Catalog number: 98245 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676187 Halofenozide, 10 µg/ml, Acetonitrile, 10ml Price on request 3176.7-K-IO Ethyl pentanoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 539-82-2 Price on request 8921.20-5MG Pimaric acid, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 127-27-5 Price on request