PAH Standard (200 ppm) Back Catalog number: 98655 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0136.12-K-IO 3-n-Octylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 65016-62-8 Price on request 678153 Thionazin, 100 µg/ml, Acetonitrile, 1ml Price on request 71646 Isobutyl propionate Price on request