EPA Method 8091Mix #1 Back Catalog number: 80910 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0137.12-K-IO 2-n-Octylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 880-36-4 Price on request 71026 1-Pentanol Price on request 50699 IC Standard 1A Price on request