EPA Method 531.1 - Analytes Mixture Back Catalog number: 33042R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1243.8-1ML 2-Methylheptane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 592-27-8 Price on request 0136.12-K-IO 3-n-Octylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 65016-62-8 Price on request 676663 Isophorone, 1ml Price on request