USGS 8022 Standard Back Catalog number: 93314 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3600.15-K-IO 4-Methyltetradecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 25117-24-2 Price on request 32011 Benzene Price on request 2312.12-100-CY Isoproturon Price on request