VOC II Back Catalog number: 93252 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680595 3-Hydroxybutyric acid, 100 µg/ml, Acetonitrile, Price on request 91986 Surrogate Mix Price on request 3462.10-K-IO 1-Methylindene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 767-59-9 Price on request