VOC Surrogate Standard Back Catalog number: 94399 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70475 1,2,4-Trimethylbenzene Price on request 11700.12-100-IO 2,3',4,5'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 680000 Dicumene, 100mg Price on request