VOC Surrogate Standard Back Catalog number: 94399 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 32061 n-Butyl benzene Price on request 1078.19-K-IO n-Tridecylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 123-02-4 Price on request 81501 2,4-D methyl ester Price on request