THM Standard Back Catalog number: 92078 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 23005 Acid Surrogate Standard Price on request 672946 9,9-Bis(methoxymethyl)-9H-fluorene, 50mg Price on request 3130.5-K-IO Pentanoic acid (Valeric), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 109-52-4 Price on request